USPTO trademark record

PROTEIN B

Dead mark · Owner Blake Laboratories Corporation · Classes 5

Mark details

Owner: Blake Laboratories Corporation
Serial number: 74094598
Registration number: Not registered
Status: ABANDONED - AFTER EX PARTE APPEAL (dead)
Classes: 5 (Pharmaceuticals)
Filed: 1990-09-07
Registered: —
Goods / services: immunological reagent which is sold to the research scientific market

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

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