USPTO trademark record

DI-AQUA

Dead mark · Owner DIAMOND ALKALI COMPANY · Classes 1

Mark details

Owner: DIAMOND ALKALI COMPANY
Serial number: 71580828
Registration number: 0549472
Status: EXPIRED (dead)
Classes: 1 (Chemicals)
Filed: 1949-06-21
Registered: 1951-10-16
Goods / services: —

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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