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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001250729-04-000004
Filing Date
2004-02-13
Accepted
2004-02-13 15:53:45
Documents
1
Period of Report
2004-01-07

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgar.html 4/A  
1 PRIMARY DOCUMENT edgar.xml 4/A 3712
  Complete submission text file 0001250729-04-000004.txt   5681
Mailing Address 1280 MASSACHUSETTS AVE SUITE 200 CAMBRIDGE MA 02138
Business Address 1280 MASSACHUSETTS AVENUE SUITE 200 CAMBRIDGE MA 02138 6178687455
PSYCHEMEDICS CORP (Issuer) CIK: 0000806517 (see all company filings)

IRS No.: 581701987 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 8071 Services-Medical Laboratories

Mailing Address C/O CHRISTOPH SECURITIES INC 1156 LYNETTE DR P O BOX 752 LAKE FOREST IL 60045
Business Address C/O CHRISTOPH SECURITIES INC 1156 LYNETTE DR P O BOX 752 LAKE FOREST IL 60045 7082346400
CHRISTOPH RICHARD T (Reporting) CIK: 0000947766 (see all company filings)

Type: 4/A | Act: 34 | File No.: 001-13738 | Film No.: 04598958