EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
02/26/2026
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Official data from USPTO
OPTIBENT
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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
40
Latest update
02/28/2026
Trademark type
Word
Nice classes
1
Filing date
01/14/1999
Registration date
09/12/2000
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
04/27/2021
Last transaction
02/28/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Drawing code
1
Owner type
16
Owner location
WESEL, DE
Examiner
RITTNER, HANNO I
Law office
M60
Current location
POST REGISTRATION
Holders and representatives
Holders
BYK-CHEMIE GMBH
BYK ADDITIVES, GMBH
ROCKWOOD CLAY ADDITIVES GMBH
Sud Chemie AG
Representatives
Farzad A. Panjshiri CANTOR COLBURN LLP
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
CHEMICAL PRODUCTS FOR INDUSTRIAL USECLAYS AND CLAY MINERALSKAOLITEHECTORITEMONTMORILLONITENONTRONITEVERMICULITEILLITEMICAALL FOR USE AS SWELLINGTHICKENING AND THIXOTROPIC AGENTS FOR THE MANUFACTURE OF SUSPENSIONSFOR USE AS ADDITIVES FOR THE FLOATATION OF ORESFOR USE AS FILLERS FOR MANUFACTURING SOAPSPAPERCARDBOARD AND PLASTICSFOR USE AS BLEACHING AGENTSADSORPTION AGENTS AND DRYING AGENTS IN MANUFACTURING PROCESSESFOR USE AS CATALYSTS AND CATALYST CARRIERS IN THE CHEMICAL AND PETROLEUM INDUSTRIESFOR USE AS AGENTS FOR INDUSTRIAL PURIFICATION OF WATER AND WASTE WATER; FOUNDRY AUXILIARIESMOLDING SANDCLAY SANDBONDING CLAYSCHEMICAL BINDING AGENTS FOR MOLDING SAND AND CORE SAND; AND MOLD RELEASE AGENTS FOR USE WITH SAND AND PIG MOLDSCORES AND LASTING INGOT MOLDS; AUXILIARY AGENTS FOR USE IN CONSTRUCTION WORKCLAYS AND CLAY SUSPENSIONS FOR USE AS FLUSHING AGENTS AND AUXILIARY AGENTS IN THE OIL DRILLING INDUSTRYDIAPHRAGM WALL AND TUNNEL BORING INDUSTRIESCAISSONSHAFTPIPE AND WELL SINKING INDUSTRIESFOR USE AS SEALING MATERIALS AGAINST EFFLUENT SEEPAGE THROUGH POROUS OR WATER PERMEABLE FORMATIONS OR ROCK IN THE CONSTRUCTION OF GARBAGE LANDFILL FACILITIESFOR USE AS FILLER FOR EMBEDDING UNDERGROUND CABLESFOR USE AS ADDITIVES FOR CONCRETE AND TARASPHALT AND BITUMINOUS EMULSIONS
Publications
History of USPTO decisions and trademark events.
40 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/26/2026
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
02/26/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/26/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/26/2026
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
02/01/2022
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
04/27/2021
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
04/27/2021
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
04/27/2021
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
04/27/2021
E89R
TEAS SECTION 8 & 9 RECEIVED
01/15/2021
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
09/12/2019
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/21/2016
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
02/18/2015
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
12/25/2013
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
11/20/2013
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
02/03/2010
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
02/03/2010
E89R
TEAS SECTION 8 & 9 RECEIVED
02/02/2010
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
11/05/2006
PLGL
ASSIGNED TO PARALEGAL
11/05/2006
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
09/07/2006
E815
TEAS SECTION 8 & 15 RECEIVED
09/07/2006
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
09/07/2006
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
09/07/2006
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/07/2006
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
08/02/2006
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
07/06/2006
PAPER RECEIVED
05/25/2006
CFIT
CASE FILE IN TICRS
02/16/2006
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/10/2003
R.PR
REGISTERED-PRINCIPAL REGISTER
09/12/2000
PUBO
PUBLISHED FOR OPPOSITION
06/20/2000
NPUB
NOTICE OF PUBLICATION
05/19/2000
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
02/18/2000
CNEA
EXAMINER'S AMENDMENT MAILED
02/09/2000
CNRT
NON-FINAL ACTION MAILED
12/02/1999
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
09/24/1999
CNRT
NON-FINAL ACTION MAILED
07/22/1999
DOCK
ASSIGNED TO EXAMINER
07/07/1999
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