USPTO trademark record

CAL-SEAL

Live registered mark · Owner United States Gypsum Company, The · Classes 19

Mark details

Owner: United States Gypsum Company, The
Serial number: 71425715
Registration number: 0386653
Status: REGISTERED AND RENEWED
Classes: 19 (Building materials)
Filed: 1939-11-16
Registered: 1941-04-22
Goods / services: Calcined Gypsum Plaster for Oil Well Drilling

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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