NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
03/02/2026
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Official data from USPTO
COREXIT
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
35
Latest update
03/24/2026
Trademark type
Word
Nice classes
1
Filing date
10/09/1973
Registration date
05/27/1975
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
03/02/2026
Last transaction
03/24/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
12/16/1949
First use in commerce
12/16/1949
Drawing code
1
Owner type
16
Owner location
SUGAR LAND, TX, US
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
CHAMPIONX LLC
CHAMPIONX USA INC.
ECOLAB USA INC.
NALCO COMPANY
E. C. (pessoa física)
NALCO ENERGY SERVICES, L.P.
E. C. (pessoa física)
Representatives
Christopher M. Kindel Pirkey Barber PLLC
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
CHEMICALS FOR TREATING PETROLEUM AND ITS DERIVATIVES
Publications
History of USPTO decisions and trademark events.
35 publications found
RNL4
REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
03/02/2026
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/02/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/23/2026
E89R
TEAS SECTION 8 & 9 RECEIVED
11/26/2025
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/10/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
05/27/2024
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/10/2024
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
02/15/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/15/2018
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/15/2018
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/17/2018
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/11/2017
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/11/2017
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
03/03/2015
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
03/03/2015
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/03/2015
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
03/03/2015
E89R
TEAS SECTION 8 & 9 RECEIVED
02/17/2015
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/15/2009
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
08/15/2007
CORV
REVIEW OF CORRESPONDENCE COMPLETE
04/25/2006
PAPER RECEIVED
10/11/2005
PLGL
ASSIGNED TO PARALEGAL
09/20/2005
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
08/11/2005
E89R
TEAS SECTION 8 & 9 RECEIVED
08/11/2005
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
06/03/2005
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
06/03/2005
PLGL
ASSIGNED TO PARALEGAL
06/03/2005
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
04/18/2005
PAPER RECEIVED
04/18/2005
PAPER RECEIVED
02/27/2004
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
06/29/1995
9.AF
REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
03/28/1995
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
08/04/1981
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