USPTO trademark record

SIFCO

Dead mark · Owner O'Hara Brothers Machine Co. · Classes 6

Mark details

Owner: O'Hara Brothers Machine Co.
Serial number: 73380404
Registration number: 1307631
Status: CANCELLED - SECTION 8 (dead)
Classes: 6 (Metal goods)
Filed: 1982-08-17
Registered: 1984-12-04
Goods / services: Stainless Steel Corrosion-Resistant Pipe Flanges for Sale to the Oil, Chemical, Petrochemical and Pharmaceutical Industries

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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SIFCOLive

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