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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000947766-01-500010
Filing Date
2001-05-31
Accepted
2001-05-31 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 mayfiling.txt SC 13G/A 6129
  Complete submission text file 0000947766-01-500010.txt   8061
Mailing Address 1280 MASSACHUSETTS AVE SUITE 200 CAMBRIDGE MA 02138
Business Address 1280 MASSACHUSETTS AVENUE SUITE 200 CAMBRIDGE MA 02138 6178687455
PSYCHEMEDICS CORP (Subject) CIK: 0000806517 (see all company filings)

IRS No.: 581701987 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-39145 | Film No.: 1651626
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
CHRISTOPH RICHARD T (Filed by) CIK: 0000947766 (see all company filings)