USPTO trademark record

PONTAMINE

Dead mark · Owner E.I. DU PONT DE NEMOURS AND COMPANY · Classes 1

Mark details

Owner: E.I. DU PONT DE NEMOURS AND COMPANY
Serial number: 71597198
Registration number: 0543444
Status: EXPIRED (dead)
Classes: 1 (Chemicals)
Filed: 1950-05-10
Registered: 1951-06-05
Goods / services: DYE DEVELOPING AGENTS

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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