Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-10-008744
Filing Date
2010-03-16
Accepted
2010-03-16 12:47:25
Documents
1
Period of Report
2010-03-15

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 2779
  Complete submission text file 0001127602-10-008744.txt   4400
Mailing Address 3169 RED HILL AVENUE COSTA MESA CA 92626
Business Address 3169 RED HILL AVENUE COSTA MESA CA 92626 7145490421
CERADYNE INC (Issuer) CIK: 0000018937 (see all company filings)

EIN.: 330055414 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3990 Miscellaneous Manufacturing Industries

Mailing Address
Business Address
ALLIEGRO RICHARD A (Reporting) CIK: 0001216882 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-13059 | Film No.: 10684587