USPTO trademark record

DIACEL

Dead mark · Owner DRILLING SPECIALTIES COMPANY · Classes 19

Mark details

Owner: DRILLING SPECIALTIES COMPANY
Serial number: 71692212
Registration number: 0649527
Status: EXPIRED (dead)
Classes: 19 (Building materials)
Filed: 1955-08-01
Registered: 1957-08-06
Goods / services: OIL WELL CEMENT AND ADDITIVES THEREFOR INCLUDING SODIUM SILICATE, DIATOMACEOUS EARTH, AND CARBOXYMETHYL HYDROXYETHYL CELLULOSE

Register data indexed 2026-11-07. Bulk records trail live filings — check the official USPTO search for the latest status before filing.

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