Trademark search for:

CHLORASONE

EXPIRED USPTO USPTO

No active United States Patent and Trademark Office (USPTO) registrations found, based on publicly available USPTO trademark records.

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USPTO Filing History

Key events recorded for this trademark application

1971-09-03 — Application filed
1979-02-27 — Registered - sec. 8 (6-yr) accepted & sec. 15 ack.
1992-10-01 — Registered - sec. 9 filed/check record for sec. 8
1992-12-23 — Post registration action mailed - sec. 9
1993-01-19 — Response received to post reg. action
1993-12-09 — Registered and renewed (first renewal - 10 yrs)
2003-07-19 — Cancelled sec. 8 (10-yr)/expired section 9
2003-07-19 — Final status recorded

Owner Information

IGEN, INC.
WILMINGTON , DE

EVSCO PHARMACEUTICAL CORP.
OCEANSIDE , NY

Correspondent

LAHIVE & COCKFIELD
STE 510
60 STATE ST
BOSTON, MA 02109

Filing Details

Filing Date:
1971-09-03

Status Date:
2003-07-19

Category:
Pharmaceuticals

Filing Year:
1971

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