USPTO trademark record

ISOGRAPH

Dead mark · Owner Ferro Corporation · Classes 11

Mark details

Owner: Ferro Corporation
Serial number: 73443046
Registration number: 1307915
Status: CANCELLED - SECTION 8 (dead)
Classes: 11 (Appliances / lighting)
Filed: 1983-09-09
Registered: 1984-12-04
Goods / services: Clay Graphite Crucibles for Holding and Processing Molten Metals, Not for Laboratory Use

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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