USPTO trademark record

ISOPRINOSINE

Dead mark · Owner Newport Pharmaceuticals Limited · Classes 5

Mark details

Owner: Newport Pharmaceuticals Limited
Serial number: 79017560
Registration number: 3171740
Status: IR CANCELLED; US REGISTRATION CANCELLED (dead)
Classes: 5 (Pharmaceuticals)
Filed: 2005-07-19
Registered: 2006-11-14
Goods / services: Pharmaceuticals, namely, drugs for antiviral and memory enhancement

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

Similar marks

Nearest marks in the register to ISOPRINOSINE.

ISOPRINOSINELive

Classes 5 (Pharmaceuticals) · Newport Pharmaceuticals of Costa Rica

ISOPRINOSINEDead

Classes 5 (Pharmaceuticals) · Newport Pharmaceuticals of Costa Rica S.A.

ISOPRINOSINEDead

Classes 5 (Pharmaceuticals) · Newport Pharmaceuticals Limited

ISOPRINOSINEDead

Classes 5 (Pharmaceuticals) · NEWPORT PHARMACEUTICALS, INC.

ISOPRINTLive

Classes 42 (Software / tech services (SaaS, design, hosting)) · Isoprint, Inc.

Screen your own name

A fast first-pass screen against the USPTO federal register — sound-alikes, look-alikes, and same or related classes, in plain English. Free, no signup.

Screen a name — free · Start a free watch