USPTO trademark record

DEFENSIN

Dead mark · Owner Schering Corporation · Classes 1

Mark details

Owner: Schering Corporation
Serial number: 73348209
Registration number: 1242473
Status: CANCELLED - SECTION 8 (dead)
Classes: 1 (Chemicals)
Filed: 1982-02-01
Registered: 1983-06-21
Goods / services: Interferon for In Vitro Diagnostic Use

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

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