NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
02/20/2026
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Official data from USPTO
EXCELFRAX
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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
49
Latest update
03/17/2026
Trademark type
Word
Nice classes
17
Filing date
04/29/1993
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
03/17/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
08/25/1993
First use in commerce
08/25/1993
Drawing code
1
Owner type
16
Owner location
Tonawanda, NY, US
Examiner
WEIGELL, CHARLES
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
UNIFRAX I LLC
U. C. (pessoa física)
CARBORUNDUM COMPANY, THE
Representatives
Preetha Chakrabarti Crowell & Moring LLP
Technical classification
Nice Classes
Class 17
Vienna Codes
No Vienna codes available.
Goods and services
Class 17
microporous silica for use in lining industrial ovens and furnaces
Publications
History of USPTO decisions and trademark events.
49 publications found
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
02/20/2026
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
02/20/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/19/2026
E89R
TEAS SECTION 8 & 9 RECEIVED
11/19/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
12/12/2024
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
10/16/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
06/20/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/20/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/20/2023
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
06/20/2023
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
06/20/2023
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
10/13/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
04/01/2019
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
04/01/2019
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
02/13/2019
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
01/09/2019
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
12/19/2018
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
10/17/2015
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
10/17/2015
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
10/17/2015
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
10/17/2015
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/11/2015
E89R
TEAS SECTION 8 & 9 RECEIVED
09/11/2015
CFIT
CASE FILE IN TICRS
06/19/2007
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
04/18/2007
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
07/12/2006
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
12/28/2005
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
12/28/2005
PLGL
ASSIGNED TO PARALEGAL
12/15/2005
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
10/19/2005
E89R
TEAS SECTION 8 & 9 RECEIVED
10/19/2005
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
08/28/2001
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
08/07/2001
R.PR
REGISTERED-PRINCIPAL REGISTER
12/12/1995
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
09/30/1995
SUPC
STATEMENT OF USE PROCESSING COMPLETE
09/13/1995
IUAF
USE AMENDMENT FILED
08/21/1995
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
02/21/1995
PUBO
PUBLISHED FOR OPPOSITION
11/29/1994
NPUB
NOTICE OF PUBLICATION
10/29/1994
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/19/1994
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
07/25/1994
CNRT
NON-FINAL ACTION MAILED
06/06/1994
ZZZX
PREVIOUS ALLOWANCE COUNT WITHDRAWN
05/16/1994
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
05/12/1994
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
03/07/1994
CNRT
NON-FINAL ACTION MAILED
09/20/1993
DOCK
ASSIGNED TO EXAMINER
08/24/1993
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