Form SC 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0000935836-04-000113
Filing Date
2004-03-19
Accepted
2004-03-19 12:59:24
Documents
1
Group Members
PALO ALTO INVESTORS, LLCWILLIAM LELAND EDWARDS

Document Format Files

Seq Description Document Type Size
1 pchm13d.htm SC 13D/A 22883
  Complete submission text file 0000935836-04-000113.txt   24870
Mailing Address 4600 BEACH STREET HALTOM CITY TX 76137
Business Address 4600 BEACH STREET HALTOM CITY TX 76137 8176055300
PHARMCHEM INC (Subject) CIK: 0000876645 (see all company filings)

EIN.: 770187280 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-42072 | Film No.: 04679393
SIC: 8071 Services-Medical Laboratories

Mailing Address 431 FLORENCE ST STE 200 PALO ALTO CA 94301
Business Address 431 FLORENCE ST STE 200 PALO ALTO CA 94301
PALO ALTO INVESTORS (Filed by) CIK: 0001012084 (see all company filings)