USPTO trademark record

KERAGEN

Dead mark · Owner COLLAGEN CORPORATION · Classes 5

Mark details

Owner: COLLAGEN CORPORATION
Serial number: 73524577
Registration number: 1439768
Status: CANCELLED - SECTION 8 (dead)
Classes: 5 (Pharmaceuticals)
Filed: 1985-02-28
Registered: 1987-05-19
Goods / services: COLLAGEN IMPLANT FOR TREATING PODIATRIC INDICATIONS

Register data as of 2026-11-07. Records can trail live filings — check the official USPTO search for the latest status before filing.

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