USPTO trademark record

BIO BLOC

Dead mark · Owner WESTERN CHEMICAL COMPANY · Classes 2

Mark details

Owner: WESTERN CHEMICAL COMPANY
Serial number: 73611272
Registration number: 1433475
Status: CANCELLED - SECTION 8 (dead)
Classes: 2 (Paints)
Filed: 1986-07-25
Registered: 1987-03-24
Goods / services: PROTECTIVE COATINGS; NAMELY, ORGANOTIN COPOLYMER FOR THE PREVENTION OF BIOLOGICAL GROWTHS ON WETTED SURFACES OF CIRCULATING WATER SYSTEMS

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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