USPTO trademark record

HYCAL

Live registered mark · Owner Oilfield Service Corporation of America · Classes 1

Mark details

Owner: Oilfield Service Corporation of America
Serial number: 73263133
Registration number: 1231540
Status: REGISTERED AND RENEWED
Classes: 1 (Chemicals)
Filed: 1980-05-22
Registered: 1983-03-22
Goods / services: Well Completion Fluids, Brines, Calcium Bromide, Calcium Chloride, and Zinc Bromide

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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