USPTO trademark record

CHO-GRO

Dead mark · Owner PORTON International Inc. · Classes 5

Mark details

Owner: PORTON International Inc.
Serial number: 74081996
Registration number: 1651306
Status: CANCELLED - SECTION 8 (dead)
Classes: 5 (Pharmaceuticals)
Filed: 1990-07-26
Registered: 1991-07-23
Goods / services: bovine derived blood serum for medical research or laboratory use as a growth media

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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