-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, HMU/Q3QpAfmlQ37wGz9rEGhAo065JLOWmUWJFjvvDL6XXTec3Yhp8yQ7eiLu7acq 8RFs8l2aLQn7jpMeYyR2RA== 0000929624-01-000281.txt : 20010223 0000929624-01-000281.hdr.sgml : 20010223 ACCESSION NUMBER: 0000929624-01-000281 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 4 FILED AS OF DATE: 20010214 GROUP MEMBERS: A GRANT HEIDRICH III GROUP MEMBERS: F GIBSON MYERS JR GROUP MEMBERS: KEVIN A FONG GROUP MEMBERS: MAYFIELD ASSOCIATES FUND II GROUP MEMBERS: MAYFIELD VII GROUP MEMBERS: MAYFIELD VII MANAGEMENT PARTNERS GROUP MEMBERS: MICHAEL J LEVINTHAL GROUP MEMBERS: WENDELL G VAN AUKEN III GROUP MEMBERS: WILLIAM D UNGER GROUP MEMBERS: YOGEN K DALAL SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: MICRO THERAPEUTICS INC CENTRAL INDEX KEY: 0000311407 STANDARD INDUSTRIAL CLASSIFICATION: LABORATORY ANALYTICAL INSTRUMENTS [3826] IRS NUMBER: 330569235 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: SEC FILE NUMBER: 005-51975 FILM NUMBER: 1543588 BUSINESS ADDRESS: STREET 1: 2 GOODYEAR CITY: IRVINE STATE: CA ZIP: 92618 BUSINESS PHONE: 9498373700 MAIL ADDRESS: STREET 1: 1062 CALLE NEGOCIO #F CITY: SAN CLEMENTE STATE: CA ZIP: 92673 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: MAYFIELD VII CENTRAL INDEX KEY: 0000895003 STANDARD INDUSTRIAL CLASSIFICATION: [] IRS NUMBER: 943167809 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 2800 SAND HILL ROAD CITY: MENLO PARK STATE: CA ZIP: 94025 BUSINESS PHONE: 4158545560 MAIL ADDRESS: STREET 1: C/O MAYFIELD FUND STREET 2: 2800 SAND HILL ROAD CITY: MENLO PARK STATE: CA ZIP: 94025 SC 13G/A 1 0001.txt SC 13G/A - MICRO THERAPEUTICS, INC. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 --------------------- SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(b) (Amendment No. 1)/1/ Micro Therapeutics, Inc. (Name of Issuer) Common Stock, par value $.001 per share (Title of Class of Securities) 59500W100 (CUSIP Number) December 31, 2000 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [ ] Rule 13d-1(c) [X] Rule 13d-1(d) /1/ The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). 13G CUSIP NO. 59500W100 Page 2 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Mayfield VII, a California Limited Partnership - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 940,354 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 940,354 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 940,354 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.4% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 PN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 3 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Mayfield VII Management Partners, a California Limited Partnership - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 940,354 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 940,354 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 940,354 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.4% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 PN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 4 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Mayfield Associates Fund II, a California Limited Partnership - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 40,754 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 40,754 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 40,754 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 0.4% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 PN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 5 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Yogen K. Dalal - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 981,108 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 981,108 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 981,108 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 IN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 6 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) F. Gibson Myers, Jr. - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 981,108 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 981,108 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 981,108 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 IN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 7 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Kevin A. Fong - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 981,108 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 981,108 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 981,108 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 IN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 8 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) William D. Unger - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 981,108 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 981,108 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 981,108 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 IN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 9 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Wendell G. Van Auken - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 981,108 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 981,108 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 981,108 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 IN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 10 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON. 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY). Michael J. Levinthal - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 981,108 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 981,108 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 981,108 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 IN - ------------------------------------------------------------------------------ 13G CUSIP NO. 59500W100 Page 11 of 34 pages. - ------------------------------------------------------------------------------ NAME OF REPORTING PERSON 1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) A. Grant Heidrich, III - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2 (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3 - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. - ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 981,108 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 981,108 - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 981,108 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES 10 [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 11 9.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12 IN - ------------------------------------------------------------------------------ ITEM 1. (a) NAME OF ISSUER: Micro Therapeutics, Inc. (b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES: 1062-F Calle Negocio San Clemente, CA 92673 ITEM 2. (a) NAME OF PERSONS FILING: Mayfield VII, a California Limited Partnership Mayfield VII Management Partners, a California Limited Partnership Mayfield Associates Fund II, a California Limited Partnership Yogen K. Dalal Kevin A. Fong Wendell G. Van Auken A. Grant Heidrich, III F. Gibson Myers, Jr. William D. Unger Michael J. Levinthal (b) ADDRESS OF PRINCIPAL BUSINESS OFFICE: c/o The Mayfield Fund 2800 Sand Hill Road Menlo Park, CA 94025 (c) CITIZENSHIP: The entities listed in Item 2(a) are California Limited Partnerships. The individuals listed in Item 2(a) are U.S. citizens. (d) TITLE OF CLASS OF SECURITIES: Common Stock, par value $.001 per share. (e) CUSIP NUMBER: 59500W100 Page 12 of 34 pages. ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13d-1(b), OR 13d-2(b), CHECK WHETHER THE PERSON FILING IS A: Not applicable ITEM 4. OWNERSHIP The information regarding ownership as set forth in Items 5-9 of Pages 2-11 hereto, is hereby incorporated by reference. For a summary of total ownership by all Reporting Persons, see Exhibit 3 hereto. ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following []. ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON Not applicable. ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY Not applicable. ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP Not applicable. ITEM 9. NOTICE OF DISSOLUTION OF GROUP Not applicable. ITEM 10. CERTIFICATION Not applicable. Page 13 of 34 pages. SIGNATURES After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 13, 2001 MAYFIELD VII A California Limited Partnership By: /s/ James T. Beck ----------------------------------------- James T. Beck, Authorized Signatory MAYFIELD VII MANAGEMENT PARTNERS A California Limited Partnership By: /s/ James T. Beck ----------------------------------------- James T. Beck, Authorized Signatory MAYFIELD ASSOCIATES FUND II A California Limited Partnership By: /s/ James T. Beck ----------------------------------------- James T. Beck, Authorized Signatory YOGEN K. DALAL By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact F. GIBSON MYERS, JR. By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact KEVIN A. FONG By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact WILLIAM D. UNGER By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact Page 14 of 34 pages. WENDELL G. VAN AUKEN By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact MICHAEL J. LEVINTHAL By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact A. GRANT HEIDRICH, III By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact Page 15 of 34 pages. EXHIBIT INDEX Exhibit 1 - Joint Filing Agreement Exhibit 2 - Powers of Attorney Exhibit 3 - Ownership Summary Page 16 of 34 pages. EX-99.1 2 0002.txt JOINT FILING AGREEMENT EXHIBIT 1 JOINT FILING AGREEMENT ---------------------- Pursuant to Rule 13d-1(k)(1)(iii), we the undersigned agree that the Schedule 13G, to which this Joint Filing Agreement is attached as Exhibit 1, is filed on behalf of each of us. Date: February 13, 2001 MAYFIELD VII A California Limited Partnership By: /s/ James T. Beck ----------------------------------------- James T. Beck, Authorized Signatory MAYFIELD VII MANAGEMENT PARTNERS A California Limited Partnership By: /s/ James T. Beck ----------------------------------------- James T. Beck, Authorized Signatory MAYFIELD ASSOCIATES FUND II A California Limited Partnership By: /s/ James T. Beck ----------------------------------------- James T. Beck, Authorized Signatory YOGEN K. DALAL By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact F. GIBSON MYERS, JR. By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact KEVIN A. FONG By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact WILLIAM D. UNGER By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact Page 17 of 34 pages. WENDELL G. VAN AUKEN By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact MICHAEL J. LEVINTHAL By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact A. GRANT HEIDRICH, III By: /s/ James T. Beck ----------------------------------------- James T. Beck, Attorney In Fact Page 18 of 34 pages. EX-99.2 3 0003.txt POWERS OF ATTORNEY EXHIBIT 2 RESOLUTION OF SIGNATURE AUTHORITY FOR JAMES T. BECK This Resolution is formed and entered into as of the 1st day of May, 2000, by and among James T. Beck ("Beck"), Mayfield Associates Fund, a California limited partnership ("Associates"), Mayfield Associates Fund II, a California limited partnership ("Associates II"), Mayfield Associates Fund III, a California limited partnership ("Associates III"), Mayfield Associates Fund IV, a Delaware limited partnership ("Associates IV"), Mayfield Associates Fund V, a Delaware limited partnership ("Associates V"), Mayfield Associates Fund VI, a Delaware limited partnership ("Associates VI"), Mayfield III, a California limited partnership ("Mayfield III"), Mayfield IV, a California limited partnership ("Mayfield IV"), Mayfield V, a California limited partnership ("Mayfield V"), Mayfield VI Investment Partners, a California limited partnership ("Mayfield VI"), Mayfield VII, a California limited partnership ("Mayfield VII"), Mayfield VIII, a California limited partnership ("Mayfield VIII"), Mayfield IX, a Delaware limited partnership ("Mayfield IX"), Mayfield X, a Delaware limited partnership ("Mayfield X"), Mayfield XI, a Delaware limited partnership ("Mayfield XI"), Mayfield XI Qualified, a Delaware limited partnership ("Mayfield XI Qualified"), Mayfield Software Partners, a California partnership ("Mayfield Software Partners"), Mayfield Software Technology Partners, a California partnership ("Mayfield Software Technology Partners"), Mayfield Medical Partners, a California partnership ("Mayfield Medical Partners"), Mayfield Medical Partners 1992, a California partnership ("Mayfield Medical Partners 1992"), Mayfield V Management Partners, a California limited partnership ("Mayfield V Management"), Mayfield VI Management Partners, a California limited partnership ("Mayfield VI Management"), Mayfield VII Management Partners, a California limited partnership ("Mayfield VII Management"), Mayfield VIII Management, L.L.C., a Delaware limited liability company ("Mayfield VIII Management"), Mayfield IX Management, L.L.C., a Delaware limited liability company ("Mayfield IX Management"), Mayfield X Management, L.L.C., a Delaware limited liability company ("Mayfield X Management"), Mayfield XI Management, L.L.C., a Delaware limited liability company ("Mayfield XI Management"), Mayfield Principals Fund, L.L.C., a Delaware limited liability company ("Mayfield Principals Fund"), Mayfield Principals Fund II, L.L.C., a Delaware limited liability company ("Mayfield Principals Fund II"), MF Partners, a California partnership ("MF Partners"), Mayfield Partners, a California partnership ("Mayfield Partners"), Mayfield '94 Partners, a California limited partnership ("Mayfield '94 Partners"), Mayfield '96 Partners, a California limited partnership ("Mayfield '96 Partners'), Valley Partners I, a California partnership ("Valley Partners I"), Valley Partners II, a California partnership ("Valley Partners II"), Valley Partners III, a California partnership ("Valley Partners III"), and MUHL Partners, a California partnership ("MUHL Partners") (with Associates, Associates II, Associates III, Associates IV, Associates V, Associates VI, Mayfield III, Mayfield IV, Mayfield V, Mayfield VI, Mayfield VII, Mayfield VIII, Mayfield IX, Mayfield X, Mayfield XI, Mayfield XI Qualified, Mayfield Software Partners, Mayfield Software Technology Partners, Mayfield Medical Partners, Mayfield Medical Partners 1992, Mayfield V Management, Mayfield VI Management, Mayfield VII Management, Mayfield VIII Management, Mayfield IX Management, Mayfield X Management, Mayfield XI Management, Mayfield Principals Fund, Page 19 of 34 pages. Mayfield Principals Fund II, MF Partners, Mayfield Partners, Mayfield '94 Partners, Mayfield '96 Partners, Valley Partners I, Valley Partners II, Valley Partners III, and MUHL Partners being hereinafter collectively referred to as the "Mayfield Entities"), and Mayfield Fund, L.L.C., a Delaware limited liability company (the "Company"), the service company with respect to the Mayfield Entities. WITNESSETH WHEREAS: The Company and the General Partners of the Mayfield Entities desire to empower the Controller of the Company, Beck, to take certain actions and to execute certain documents on behalf of the Company and the Mayfield Entities; RESOLVED: Beck is authorized and empowered to open and maintain bank accounts, to deposit or withdrawal funds, to execute checks, and to take to any actions and execute any appropriate documents in connection therewith on behalf of the Company and the Mayfield Entities; RESOLVED FURTHER: That Beck is authorized and empowered to take all other actions and execute all other documents necessary or appropriate to the day-to- day management of the Company and the Mayfield Entities, and to appoint Beck signing singly, as true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned, forms (including any amendments or supplements) relating to transactions in securities in which the undersigned may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming Page 20 of 34 pages. any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the parties hereto have caused this Resolution to be executed as of the date first above written. /s/ James T. Beck - ------------------------------------ James T. Beck MAYFIELD FUND, L.L.C. MAYFIELD XI QUALIFIED, A DELAWARE LIMITED LIABILITY A DELAWARE LIMITED PARTNERSHIP COMPANY By: MAYFIELD XI MANAGEMENT, L.L.C., A DELAWARE LIMITED LIABILITY COMPANY By: /s/ Yogen K. Dalal Its General Partner -------------------------------- Managing Member By: /s/ Yogen K. Dalal -------------------------------- MAYFIELD ASSOCIATES FUND, Managing Member A CALIFORNIA LIMITED PARTNERSHIP MAYFIELD SOFTWARE PARTNERS, By: /s/ A. Grant Heidrich, III A CALIFORNIA PARTNERSHIP -------------------------------- General Partner By: MAYFIELD VI INVESTMENT PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP Its General Partner MAYFIELD ASSOCIATES FUND II, A CALIFORNIA LIMITED PARTNERSHIP By: MAYFIELD VI MANAGEMENT PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP General Partner of Mayfield VI By: /s/ A. Grant Heidrich, III Investment Partners -------------------------------- General Partner By: /s/ F. Gibson Myers, Jr. -------------------------------- General Partner Page 21 of 34 pages. MAYFIELD SOFTWARE TECHNOLOGY MAYFIELD MEDICAL PARTNERS 1992, PARTNERS, A CALIFORNIA PARTNERSHIP A CALIFORNIA PARTNERSHIP By: MAYFIELD VII, By: MAYFIELD VI INVESTMENT A CALIFORNIA LIMITED PARTNERSHIP PARTNERS, Its General Partner A CALIFORNIA LIMITED PARTNERSHIP Its General Partner By: MAYFIELD VII MANAGEMENT PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP By: MAYFIELD VI MANAGEMENT General Partner of Mayfield VII PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP General Partner of Mayfield VI By: /s/ F. Gibson Myers, Jr. Investment Partners -------------------------------- General Partner By: /s/ F. Gibson Myers, Jr. -------------------------------- General Partner MAYFIELD V MANAGEMENT PARTNERS, MAYFIELD MEDICAL PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP A CALIFORNIA PARTNERSHIP By: MAYFIELD VI INVESTMENT By: /s/ F. Gibson Myers, Jr. PARTNERS, -------------------------------- A CALIFORNIA LIMITED PARTNERSHIP General Partner Its General Partner By: MAYFIELD VI MANAGEMENT MAYFIELD VI MANAGEMENT PARTNERS, PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP A CALIFORNIA LIMITED PARTNERSHIP General Partner of Mayfield VI Investment Partners By: /s/ F. Gibson Myers, Jr. -------------------------------- General Partner By: /s/ F. Gibson Myers, Jr. -------------------------------- General Partner Page 22 of 34 pages. MAYFIELD VII MANAGEMENT MAYFIELD PRINCIPALS FUND, L.L.C., PARTNERS, A DELAWARE LIMITED LIABILITY COMPANY A CALIFORNIA LIMITED PARTNERSHIP By: MAYFIELD X MANAGEMENT, L.L.C., A DELAWARE LIMITED LIABILITY COMPANY By: /s/ F. Gibson Myers, Jr. Its General Partner -------------------------------- General Partner By: /s/ Yogen K. Dalal ------------------------------- MAYFIELD VIII MANAGEMENT, L.L.C., Managing Member A DELAWARE LIMITED LIABILITY COMPANY By: /s/ Yogen K. Dalal MAYFIELD PRINCIPALS FUND II, L.L.C., -------------------------------- A DELAWARE LIMITED LIABILITY COMPANY Managing Member By: MAYFIELD XI MANAGEMENT, L.L.C., A DELAWARE LIMITED LIABILITY COMPANY MAYFIELD IX MANAGEMENT, L.L.C., Its General Partner A DELAWARE LIMITED LIABILITY COMPANY By: /s/ Yogen K. Dalal ------------------------------- By: /s/ Yogen K. Dalal Managing Member -------------------------------- Managing Member MAYFIELD PARTNERS, MAYFIELD X MANAGEMENT, L.L.C., A CALIFORNIA PARTNERSHIP A DELAWARE LIMITED LIABILITY COMPANY By: /s/ F. Gibson Myers, Jr. ------------------------------- By: /s/ Yogen K. Dalal General Partner -------------------------------- Managing Member Page 23 of 34 pages. MAYFIELD '94 PARTNERS, VALLEY PARTNERS II, A CALIFORNIA LIMITED PARTNERSHIP A CALIFORNIA PARTNERSHIP By: /s/ F. Gibson Myers, Jr. By: /s/ F. Gibson Myers, Jr. -------------------------------- -------------------------------- General Partner General Partner MAYFIELD '96 PARTNERS, VALLEY PARTNERS III, A CALIFORNIA LIMITED PARTNERSHIP A CALIFORNIA PARTNERSHIP By: /s/ F. Gibson Myers, Jr. By: /s/ Yogen K. Dalal -------------------------------- -------------------------------- General Partner General Partner MF PARTNERS, MAYFIELD ASSOCIATES FUND III, A CALIFORNIA PARTNERSHIP A CALIFORNIA LIMITED PARTNERSHIP By: MAYFIELD VIII MANAGEMENT, By: /s/ F. Gibson Myers, Jr. L.L.C., A DELAWARE LIMITED -------------------------------- LIABILITY COMPANY General Partner Its General Partner MUHL PARTNERS, By: /s/ Yogen K. Dalal A CALIFORNIA PARTNERSHIP -------------------------------- Managing Member By: /s/ F. Gibson Myers, Jr. -------------------------------- MAYFIELD ASSOCIATES FUND IV, General Partner A DELAWARE LIMITED PARTNERSHIP By: MAYFIELD IX MANAGEMENT, VALLEY PARTNERS, L.L.C., A DELAWARE LIMITED A CALIFORNIA PARTNERSHIP LIABILITY COMPANY Its General Partner By: /s/ F. Gibson Myers, Jr. -------------------------------- By: /s/ Yogen K. Dalal General Partner -------------------------------- Managing Member Page 24 of 34 pages. MAYFIELD ASSOCIATES FUND V, MAYFIELD V, A DELAWARE LIMITED PARTNERSHIP A CALIFORNIA LIMITED PARTNERSHIP By: MAYFIELD X MANAGEMENT, L.L.C., A DELAWARE LIMITED By: MAYFIELD V MANAGEMENT LIABILITY COMPANY PARTNERS, Its General Partner A CALIFORNIA LIMITED PARTNERSHIP Its General Partner By: /s/ Yogen K. Dalal -------------------------------- Managing Member By: /s/ F. Gibson Myers, Jr. -------------------------------- MAYFIELD ASSOCIATES FUND VI, General Partner A DELAWARE LIMITED PARTNERSHIP MAYFIELD VI INVESTMENT By: MAYFIELD XI MANAGEMENT, PARTNERS, L.L.C., A DELAWARE LIMITED A CALIFORNIA LIMITED COMPANY PARTNERSHIP Its General Partner By: MAYFIELD VI MANAGEMENT PARTNERS, By: /s/ Yogen K. Dalal A CALIFORNIA LIMITED COMPANY -------------------------------- Its General Partner Managing Member By: /s/ F. Gibson Myers, Jr. MAYFIELD III, -------------------------------- A CALIFORNIA LIMITED General Partner PARTNERSHIP MAYFIELD VII, By: /s/ F. Gibson Myers, Jr. A CALIFORNIA LIMITED -------------------------------- PARTNERSHIP General Partner By: MAYFIELD VII MANAGEMENT PARTNERS, MAYFIELD IV, A CALIFORNIA LIMITED A CALIFORNIA LIMITED PARTNERSHIP PARTNERSHIP Its General Partner By: /s/ F. Gibson Myers, Jr. By: /s/ F. Gibson Myers, Jr. -------------------------------- -------------------------------- General Partner General Partner Page 25 of 34 pages. MAYFIELD VIII, MAYFIELD XI, A CALIFORNIA LIMITED A DELAWARE LIMITED PARTNERSHIP PARTNERSHIP By: MAYFIELD XI MANAGEMENT, By: MAYFIELD VIII MANAGEMENT, L.L.C., L.L.C., A DELAWARE LIMITED A DELAWARE LIMITED LIABILITY LIABILITY COMPANY COMPANY Its General Partner Its General Partner By: /s/ Yogen K. Dalal By: /s/ Yogen K. Dalal -------------------------------- -------------------------------- Managing Member Managing Member MAYFIELD IX, A DELAWARE LIMITED PARTNERSHIP By: MAYFIELD IX MANAGEMENT, L.L.C., A DELAWARE LIMITED LIABILITY COMPANY Its General Partner By: /s/ Yogen K. Dalal -------------------------------- Managing Member MAYFIELD X, A DELAWARE LIMITED PARTNERSHIP By: MAYFIELD X MANAGEMENT, L.L.C., A DELAWARE LIMITED LIABILITY COMPANY Its General Partner By: /s/ Yogen K. Dalal -------------------------------- Managing Member Page 26 of 34 pages. POWER OF ATTORNEY For Executing Securities and Exchange Commission Filings Known all by these present, that the undersigned hereby constitutes and appoints James T. Beck signing singly, his or her true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned (both in the undersigned's individual capacity and as a member of any limited liability company, a partner of any limited or general partnership, an officer, director or stockholder of any corporation or otherwise as an authorized signatory of any entity for which the undersigned is authorized to sign) forms (including any amendments or supplements) relating to transactions in securities in which the undersigned, individually or by entities controlled by Mayfield Fund and its affiliates, may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as this 22nd day of May 2000. /s/ Yogen K. Dalal ------------------------- Yogen K. Dalal Page 27 of 34 pages. POWER OF ATTORNEY For Executing Securities and Exchange Commission Filings Known all by these present, that the undersigned hereby constitutes and appoints James T. Beck signing singly, his or her true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned (both in the undersigned's individual capacity and as a member of any limited liability company, a partner of any limited or general partnership, an officer, director or stockholder of any corporation or otherwise as an authorized signatory of any entity for which the undersigned is authorized to sign) forms (including any amendments or supplements) relating to transactions in securities in which the undersigned, individually or by entities controlled by Mayfield Fund and its affiliates, may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as this 22nd day of May 2000. /s/ Frank G. Myers, Jr. -------------------------- Frank G. Myers, Jr. Page 28 of 34 pages. POWER OF ATTORNEY For Executing Securities and Exchange Commission Filings Known all by these present, that the undersigned hereby constitutes and appoints James T. Beck signing singly, his or her true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned (both in the undersigned's individual capacity and as a member of any limited liability company, a partner of any limited or general partnership, an officer, director or stockholder of any corporation or otherwise as an authorized signatory of any entity for which the undersigned is authorized to sign) forms (including any amendments or supplements) relating to transactions in securities in which the undersigned, individually or by entities controlled by Mayfield Fund and its affiliates, may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as this 22nd day of May 2000. /s/ Kevin A. Fong ------------------------- Kevin A. Fong Page 29 of 34 pages. POWER OF ATTORNEY For Executing Securities and Exchange Commission Filings Known all by these present, that the undersigned hereby constitutes and appoints James T. Beck signing singly, his or her true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned (both in the undersigned's individual capacity and as a member of any limited liability company, a partner of any limited or general partnership, an officer, director or stockholder of any corporation or otherwise as an authorized signatory of any entity for which the undersigned is authorized to sign) forms (including any amendments or supplements) relating to transactions in securities in which the undersigned, individually or by entities controlled by Mayfield Fund and its affiliates, may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as this 22nd day of May 2000. /s/ William D. Unger ------------------------- William D. Unger Page 30 of 34 pages. POWER OF ATTORNEY For Executing Securities and Exchange Commission Filings Known all by these present, that the undersigned hereby constitutes and appoints James T. Beck signing singly, his or her true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned (both in the undersigned's individual capacity and as a member of any limited liability company, a partner of any limited or general partnership, an officer, director or stockholder of any corporation or otherwise as an authorized signatory of any entity for which the undersigned is authorized to sign) forms (including any amendments or supplements) relating to transactions in securities in which the undersigned, individually or by entities controlled by Mayfield Fund and its affiliates, may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as this 22nd day of May 2000. /s/ Wendell G. Van Auken III ------------------------------------- Wendell G. Van Auken III Page 31 of 34 pages. POWER OF ATTORNEY For Executing Securities and Exchange Commission Filings Known all by these present, that the undersigned hereby constitutes and appoints James T. Beck signing singly, his or her true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned (both in the undersigned's individual capacity and as a member of any limited liability company, a partner of any limited or general partnership, an officer, director or stockholder of any corporation or otherwise as an authorized signatory of any entity for which the undersigned is authorized to sign) forms (including any amendments or supplements) relating to transactions in securities in which the undersigned, individually or by entities controlled by Mayfield Fund and its affiliates, may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as this 22nd day of May 2000. /s/ Michael J. Levinthal ---------------------------------- Michael J. Levinthal Page 32 of 34 pages. POWER OF ATTORNEY For Executing Securities and Exchange Commission Filings Known all by these present, that the undersigned hereby constitutes and appoints James T. Beck signing singly, his or her true and lawful attorney-in-fact to: 1. Execute for and on behalf of the undersigned (both in the undersigned's individual capacity and as a member of any limited liability company, a partner of any limited or general partnership, an officer, director or stockholder of any corporation or otherwise as an authorized signatory of any entity for which the undersigned is authorized to sign) forms (including any amendments or supplements) relating to transactions in securities in which the undersigned, individually or by entities controlled by Mayfield Fund and its affiliates, may have a reporting obligation, in accordance with Section 16(a) or Section 13 of the Securities Exchange Act of 1934 and the rules thereunder and in connection with any applications for EDGAR access codes; 2. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution of any such forms and the filing of such forms with the United States Securities and Exchange Commission and any other authority; 3. Take any other action on connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in his discretion. The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such attorney-in-fact might or could do if personally present, hereby ratifying and confirming all that such attorney-in-fact shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with Section 16(a) or Section 13 of the Securities Exchange Act of 1934. IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as this 22nd day of May 2000. /s/ A. Grant Heidrich III ----------------------------- A. Grant Heidrich III Page 33 of 34 pages. EX-99.3 4 0004.txt OWNERSHIP SUMMARY EXHIBIT 3 PERCENT OF CLASS BENEFICIALLY NAME OF REPORTING PERSON NUMBER OF SHARES OWNED(1) ------------------------ ---------------- ---------------- Mayfield VII, a California Limited Partnership 940,354 (2) 9.4% Mayfield VII Management Partners, a California Limited Partnership 940,354 (2) 9.4% Mayfield Associates Fund II, a 40,754 (3) 0.4% California Limited Partnership Yogen K. Dalal 981,108 (4) 9.9% F. Gibson Myers, Jr. 981,108 (4) 9.9% Kevin A. Fong 981,108 (4) 9.9% William D. Unger 981,108 (4) 9.9% Wendell G. Van Auken 981,108 (4) 9.9% Michael J. Levinthal 981,108 (4) 9.9% A. Grant Heidrich, III 981,108 (4) 9.9% Total 981,108 9.9% (1) The respective percentages set forth in this column were obtained by dividing the number of shares by the aggregate number of outstanding shares of Common Stock as reported in the issuer's Form 10-Q for the quarter ended September 30, 2000. (2) Represents shares held directly by Mayfield VII, of which Mayfield VII Management Partners is the sole General Partner. (3) Represents shares held directly by Mayfield Associates Fund II. (4) The individual Reporting Persons are General Partners of Mayfield VII Management Partners, which is the General Partner of Mayfield VII. The individual Reporting Persons are also General Partners of Mayfield Associates Fund II. The individual Reporting Persons may be deemed to have shared voting and dispositive power over the shares which are or may be deemed to be beneficially owned by Mayfield VII and Mayfield Associates Fund II, but disclaim such beneficial ownership. Page 34 of 34 pages. -----END PRIVACY-ENHANCED MESSAGE-----