USPTO trademark record

PROTRAN

Live registered mark · Owner Schleicher & Schuell, Inc. · Classes 9

Mark details

Owner: Schleicher & Schuell, Inc.
Serial number: 74442261
Registration number: 1896871
Status: REGISTERED AND RENEWED
Classes: 9 (Software / electronics / downloadable media)
Filed: 1993-09-29
Registered: 1995-05-30
Goods / services: nucleic acid and protein transfer and immobilization media, for laboratory use; namely, unsupported or unreinforced nitrocellulose microporous filters

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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