USPTO trademark record

CALGUARD

Live registered mark · Owner CALFRAC WELL SERVICES LTD. · Classes 1

Mark details

Owner: CALFRAC WELL SERVICES LTD.
Serial number: 87279426
Registration number: 5578035
Status: SECTION 8 & 15-ACCEPTED AND ACKNOWLEDGED
Classes: 1 (Chemicals)
Filed: 2016-12-23
Registered: 2018-10-09
Goods / services: Chemical additives for fracturing fluid for use in oil and gas wells

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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