USPTO trademark record

COMFO

Live registered mark · Owner MINE SAFETY APPLIANCES COMPANY · Classes 9

Mark details

Owner: MINE SAFETY APPLIANCES COMPANY
Serial number: 71352985
Registration number: 0318449
Status: REGISTERED AND RENEWED
Classes: 9 (Software / electronics / downloadable media)
Filed: 1934-06-21
Registered: 1934-10-23
Goods / services: RESPIRATORS

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

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