USPTO trademark record

WELCH

Live registered mark · Owner SARGENT-WELCH SCIENTIFIC COMPANY · Classes 7

Mark details

Owner: SARGENT-WELCH SCIENTIFIC COMPANY
Serial number: 72397494
Registration number: 0981555
Status: REGISTERED AND RENEWED
Classes: 7 (Machines)
Filed: 1971-07-15
Registered: 1974-04-02
Goods / services: [ HAND AND ] MOTOR-DRIVEN VACUUM PUMPS, TURBOMOLECULAR ULTRA-HIGH VACUUM PUMPS, DIFFUSION PUMPS, AND PARTS THEREFOR

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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