ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/10/2025
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Official data from USPTO
ASP
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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
39
Latest update
09/11/2025
Trademark type
Word
Nice classes
1
Filing date
11/09/1998
Registration date
06/13/2000
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
05/07/2021
Last transaction
09/11/2025
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
07/01/1997
First use in commerce
07/01/1997
Drawing code
1
Owner type
16
Owner location
SUGAR LAND, TX
Examiner
RUTLAND, BARBARA
Law office
L50
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
CHAMPIONX LLC
CHAMPIONX USA INC.
ECOLAB USA INC.
NALCO COMPANY
NALCO ENERGY SERVICES, L.P.
Nalco/Exxon Energy Chemicals, L.P.
Representatives
Mainak H. Mehta Procopio, Cory, Hargreaves and Savitch LLP
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Chemicals for use in oil drillingwell cementingwell fracturingwell stimulation
Publications
History of USPTO decisions and trademark events.
39 publications found
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/10/2024
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
05/07/2021
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
05/07/2021
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
05/07/2021
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
04/25/2021
EROP
TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED
04/14/2021
PR89
POST REGISTRATION ACTION MAILED - SEC. 8 & 9
03/11/2021
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
03/11/2021
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
12/16/2020
E89R
TEAS SECTION 8 & 9 RECEIVED
12/02/2020
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
06/13/2019
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
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
04/21/2015
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
04/21/2015
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
06/28/2010
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
06/28/2010
E89R
TEAS SECTION 8 & 9 RECEIVED
06/21/2010
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
08/15/2007
CFIT
CASE FILE IN TICRS
03/24/2006
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
09/14/2005
PLGL
ASSIGNED TO PARALEGAL
09/08/2005
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
07/18/2005
E815
TEAS SECTION 8 & 15 RECEIVED
07/18/2005
PAPER RECEIVED
02/27/2004
R.PR
REGISTERED-PRINCIPAL REGISTER
06/13/2000
PUBO
PUBLISHED FOR OPPOSITION
03/21/2000
NPUB
NOTICE OF PUBLICATION
02/18/2000
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
12/17/1999
CNEA
EXAMINER'S AMENDMENT MAILED
12/08/1999
ZZZX
PREVIOUS ALLOWANCE COUNT WITHDRAWN
12/07/1999
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
09/27/1999
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
08/02/1999
CNRT
NON-FINAL ACTION MAILED
06/07/1999
DOCK
ASSIGNED TO EXAMINER
06/01/1999
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