ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
11/26/2025
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Official data from USPTO
DURETHAN
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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
33
Latest update
01/13/2026
Trademark type
Word
Nice classes
1
Filing date
07/17/1991
Registration date
07/21/1992
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
12/13/2022
Last transaction
01/13/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
1990-10-00
First use in commerce
1990-10-00
Drawing code
1
Owner type
27
Owner location
COLOGNE, DE
Examiner
GRAY, CAROLYN
Law office
G60
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
LANXESS PERFORMANCE MATERIALS GMBH
LANXESS DEUTSCHLAND GMBH
B. A. (pessoa física)
B. A. (pessoa física)
Representatives
Duane M. Byers Nixon & Vanderhye P.C.
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
thermoplastic raw materials in the form of granules or powders used for thermoplastic moldings
Publications
History of USPTO decisions and trademark events.
33 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/15/2023
EWOR
TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
12/15/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/15/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/15/2023
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
12/15/2023
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
12/15/2023
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/26/2023
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
12/13/2022
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
12/13/2022
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
12/13/2022
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
12/05/2022
E89R
TEAS SECTION 8 & 9 RECEIVED
05/22/2022
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
07/21/2021
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
06/04/2012
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
06/04/2012
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
06/04/2012
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
06/04/2012
E89R
TEAS SECTION 8 & 9 RECEIVED
05/22/2012
CFIT
CASE FILE IN TICRS
01/28/2008
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/12/2005
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/12/2005
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
04/30/2002
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
04/30/2002
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
03/07/2002
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
01/08/1998
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
12/04/1997
R.PR
REGISTERED-PRINCIPAL REGISTER
07/21/1992
PUBO
PUBLISHED FOR OPPOSITION
04/28/1992
NPUB
NOTICE OF PUBLICATION
03/27/1992
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
11/07/1991
CNEA
EXAMINER'S AMENDMENT MAILED
10/21/1991
DOCK
ASSIGNED TO EXAMINER
10/04/1991
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