NA71
NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
07/28/2026
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Official data from USPTO
PENTOMAG
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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
53
Latest update
07/28/2026
Trademark type
Word
Nice classes
1, 4
Filing date
02/03/2015
Registration date
04/05/2016
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/28/2026
Last transaction
07/28/2026
Responsible office
United States Patent and Trademark Office
Status code
706
Official register
Principal Register
Drawing code
4
Owner type
98
Owner location
Basel, CH
Examiner
MARTIN, CHRISTINE C
Current location
Historical data usage
Holders and representatives
Holders
Pentomag Holding AG
Pentomag Holding AG
Representatives
Kiranjit K Dharsan Seiter IP
Technical classification
Nice Classes
Class 1Class 4
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Chemical agents based on magnesium oxide for combustion gas purification
Class 4
Non-chemical additives for fuels
Publications
History of USPTO decisions and trademark events.
53 publications found
71AG
REGISTERED-SEC.71 ACCEPTED
07/28/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
07/27/2026
ADCH
CHANGE OF NAME/ADDRESS REC'D FROM IB
05/21/2026
ES71
TEAS SECTION 71 RECEIVED
04/03/2026
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/11/2026
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
02/11/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/11/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/11/2026
REM4
COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED
04/05/2025
RNWL
INTERNATIONAL REGISTRATION RENEWED
01/23/2025
INNP
PARTIAL INVALIDATION PROCESSED BY THE IB
09/20/2022
INPS
PARTIAL INVALIDATION OF REG EXT PROTECTION SENT TO IB
08/23/2022
INPC
INVALIDATION PROCESSED
08/23/2022
INPR
PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED
07/01/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/14/2022
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
02/14/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/14/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/14/2022
NA71
NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
11/01/2021
71.P
REGISTERED - PARTIAL SEC 71 ACCEPTED
11/01/2021
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
11/01/2021
ES71
TEAS SECTION 71 RECEIVED
05/21/2021
REM3
COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED
04/05/2021
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/16/2017
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
07/29/2016
FICS
FINAL DISPOSITION NOTICE SENT TO IB
07/08/2016
FIMP
FINAL DISPOSITION PROCESSED
07/08/2016
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
07/05/2016
R.PR
REGISTERED-PRINCIPAL REGISTER
04/05/2016
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/26/2016
GPNX
NOTIFICATION PROCESSED BY IB
01/22/2016
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
01/19/2016
PUBO
PUBLISHED FOR OPPOSITION
01/19/2016
OPNS
NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB
12/30/2015
OP2R
NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB
12/30/2015
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
12/30/2015
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
12/15/2015
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
12/08/2015
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
12/07/2015
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/07/2015
ALIE
ASSIGNED TO LIE
12/01/2015
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
11/13/2015
NREP
NEW REPRESENTATIVE AT IB RECEIVED
08/13/2015
RFNT
REFUSAL PROCESSED BY IB
06/02/2015
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
05/13/2015
RFRR
REFUSAL PROCESSED BY MPU
05/13/2015
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
05/13/2015
CNRT
NON-FINAL ACTION WRITTEN
05/12/2015
DOCK
ASSIGNED TO EXAMINER
05/11/2015
MAFR
APPLICATION FILING RECEIPT MAILED
05/05/2015
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
05/01/2015
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
04/30/2015
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