EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
02/24/2026
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Official data from USPTO
ISONOX
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
32
Latest update
02/26/2026
Trademark type
Word
Nice classes
1
Filing date
09/14/1979
Registration date
03/16/1982
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/11/2022
Last transaction
02/26/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
1979-06-00
First use in commerce
1979-06-00
Drawing code
1
Owner type
03
Owner location
Danbury, CT, US
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
SI GROUP, INC.
SCHENECTADY INTERNATIONAL, INC.
Schenectady Chemicals, Inc.
Representatives
Bethany J. Whelan Dority & Manning, P.A.,
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Antioxidant/Stabilizer for PlasticsOils and Rubber
Publications
History of USPTO decisions and trademark events.
32 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/24/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/24/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/24/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
02/24/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
02/24/2026
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
01/01/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
09/22/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/22/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/22/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/22/2022
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
09/22/2022
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
07/11/2022
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
07/11/2022
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
07/11/2022
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
07/05/2022
E89R
TEAS SECTION 8 & 9 RECEIVED
01/26/2022
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
03/16/2021
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
06/24/2011
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
06/24/2011
E89R
TEAS SECTION 8 & 9 RECEIVED
06/14/2011
CFIT
CASE FILE IN TICRS
03/20/2008
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
05/03/2006
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/08/2004
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
05/04/2002
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
05/04/2002
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
03/07/2002
9.AF
REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
03/07/2002
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
05/26/1988
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
10/26/1987
R.PR
REGISTERED-PRINCIPAL REGISTER
03/16/1982
PUBO
PUBLISHED FOR OPPOSITION
12/22/1981
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