TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
07/08/2026
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Official data from USPTO
KOPPERS
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
KOPPERS
ST13
US500000074456593Class
1, 2, 4
Filing
74456593
Registration
1940412
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
53
Latest update
07/09/2026
Trademark type
Word
Nice classes
1, 2, 4
Filing date
11/04/1993
Registration date
12/12/1995
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
02/20/2026
Last transaction
07/09/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
05/24/1929
First use in commerce
05/24/1929
Drawing code
1
Owner type
03
Owner location
Pittsburgh, PA, US
Examiner
SMITH, LAURA E
Holders and representatives
Holders
KOPPERS DELAWARE, INC.
KOPPERS INDUSTRIES, INC.
Representatives
Robert J. Sovesky K&L Gates LLP
Technical classification
Nice Classes
Class 1Class 2Class 4
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
organic acidscresylic acid compoundsnaphthalenecoal tar bases in crude and pure formnamely quinoline and pyridinesynthetic pearlescencenamely basic lead carbonatephthalic anhydridemaleic anhydridesold in bulk to the tarcoke and aluminum industries; floatation oilscoal tar neutral oils and tar acid oils for use in the manufacture of paints and solvents
Class 2
wood preservativesnamely creosote and creosote solutions
Class 4
flotation oilscoal tar neutral oils and tar acid oils for use as industrial lubricants
Publications
History of USPTO decisions and trademark events.
53 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
07/08/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
07/08/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
07/08/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
07/08/2026
NP89
NOTICE OF ACCEPTANCE OF PARTIAL SEC. 8 & 9 EMAILED
02/20/2026
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
02/20/2026
9G8P
REGISTERED - SEC. 9 GRANTED/CHECK RECORD FOR SEC. 8
02/20/2026
8PRT
REGISTERED - PARTIAL SEC. 8 (10-YR) ACCEPTED
02/20/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/20/2026
E89R
TEAS SECTION 8 & 9 RECEIVED
11/20/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
12/12/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/26/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/26/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/26/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
09/26/2024
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
09/26/2024
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
07/27/2022
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
07/20/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/06/2020
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/06/2020
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/27/2017
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
10/05/2015
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
10/05/2015
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
10/05/2015
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
10/05/2015
E89R
TEAS SECTION 8 & 9 RECEIVED
09/04/2015
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/11/2014
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/11/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
08/27/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
11/05/2008
CFIT
CASE FILE IN TICRS
06/21/2007
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
10/16/2006
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
10/16/2006
PAPER RECEIVED
05/08/2006
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/05/2006
PR89
POST REGISTRATION ACTION MAILED - SEC. 8 & 9
03/27/2006
PLGL
ASSIGNED TO PARALEGAL
03/23/2006
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
12/16/2005
PAPER RECEIVED
12/16/2005
PAPER RECEIVED
07/17/2002
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
05/11/2001
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
02/14/2001
R.PR
REGISTERED-PRINCIPAL REGISTER
12/12/1995
PUBO
PUBLISHED FOR OPPOSITION
09/19/1995
NPUB
NOTICE OF PUBLICATION
08/19/1995
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
06/15/1995
CNEA
EXAMINER'S AMENDMENT MAILED
06/08/1995
CNFR
FINAL REFUSAL MAILED
12/06/1994
CNEA
EXAMINER'S AMENDMENT MAILED
10/17/1994
CNRT
NON-FINAL ACTION MAILED
04/20/1994
DOCK
ASSIGNED TO EXAMINER
03/28/1994
DOCK
ASSIGNED TO EXAMINER
03/25/1994
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