USPTO trademark record

ISOPRINOSINE

Dead mark · Owner NEWPORT PHARMACEUTICALS, INC. · Classes 5

Mark details

Owner: NEWPORT PHARMACEUTICALS, INC.
Serial number: 72365602
Registration number: 0936464
Status: EXPIRED (dead)
Classes: 5 (Pharmaceuticals)
Filed: 1970-07-17
Registered: 1972-06-27
Goods / services: DRUG FOR ANTIVIRAL AND MEMORY ENHANCEMENT PURPOSES

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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