USPTO trademark record

DIAFIL

Live registered mark · Owner CR MINERALS CORPORATION · Classes 1

Mark details

Owner: CR MINERALS CORPORATION
Serial number: 73708688
Registration number: 1507650
Status: REGISTERED AND RENEWED
Classes: 1 (Chemicals)
Filed: 1988-02-01
Registered: 1988-10-11
Goods / services: DIATOMACEOUS EARTH

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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