USPTO trademark record

ST-21

Live registered mark · Owner U.S. Polychemical Corporation · Classes 1

Mark details

Owner: U.S. Polychemical Corporation
Serial number: 75709668
Registration number: 2329694
Status: REGISTERED AND RENEWED
Classes: 1 (Chemicals)
Filed: 1999-05-17
Registered: 2000-03-14
Goods / services: Liquid cleaning preparation for general cleaning, de-waxing and de-greasing

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

Similar marks

Nearest marks in the register to ST-21.

ST2100Live

Classes 7 (Machines) · Southern California Packaging Equipment, Inc.

ST21 BEAUTY BY DESIGNLive

Classes 3 (Cosmetics / cleaning) · ST21 Beauty by Design LLC

ST-21 POLY SPRAY JETLive

Classes 3 (Cosmetics / cleaning) · U. S. POLYCHEMICAL CORPORATION

1ST211Live

Classes 25 (Clothing / footwear), 28 (Games / toys / sports) · Pickl Holdings, lc

ST 1.2Live

Classes 28 (Games / toys / sports) · Dominant Golf, LLC

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