EXCELFRAX
Live / Registered — Registered and renewed (as of 20 Feb 2026)
What this means for you
Registered since 12 Dec 1995. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 12 Dec 2025).
Record
- Serial number
- 74386220
- Registration number
- 1941437
- Mark type
- Word mark
- Filed
- 29 Apr 1993
- Published for opposition
- 29 Nov 1994
- Registered
- 12 Dec 1995
- Next maintenance due
- 12 Dec 2025
- Attorney of record
- Preetha Chakrabarti
Goods and services
- Class 017 — Rubber goods: microporous silica for use in lining industrial ovens and furnaces
Owner
- UNIFRAX I LLC, Tonawanda, NY, US
- UNIFRAX CORPORATION, NIAGARA FALLS, NY, US
- CARBORUNDUM COMPANY, THE, Cleveland, OH, US
- CARBORUNDUM COMPANY, THE, Cleveland, OH, US
- CARBORUNDUM COMPANY, THE, Cleveland, OH, US
Prior registrations
Prosecution history
- 20 Feb 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 20 Feb 2026 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 20 Feb 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 19 Feb 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 19 Nov 2025 — TEAS SECTION 8 & 9 RECEIVED
- 12 Dec 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 16 Oct 2024 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 20 Jun 2023 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 20 Jun 2023 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 20 Jun 2023 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 20 Jun 2023 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 20 Jun 2023 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 13 Oct 2021 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 01 Apr 2019 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 01 Apr 2019 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED