ISTFLON
Live / Registered — Registered and renewed (as of 05 Dec 2025)
What this means for you
Registered since 10 Sept 1985. 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 10 Sept 2025).
Record
- Serial number
- 73504220
- Registration number
- 1359268
- Mark type
- Word mark
- Filed
- 17 Oct 1984
- Published for opposition
- 02 Jul 1985
- Registered
- 10 Sept 1985
- Next maintenance due
- 10 Sept 2025
- Attorney of record
- Daniel M. Gurfinkel
Goods and services
- Class 023 — Yarns and threads: GLASS THREADS AND YARNS COATED WITH POLYTETRAFLUOROETHYLENE
- Class 024 — Fabrics: CLOTH WOVEN FROM THREAD AND YARNS COATED WITH POLYTETRAFLUOROETHYLENE, CLOTH WOVEN FROM THREADS AND YARNS COATED WITH POLYTETRAFLUOROETHYLENE AND COATED AT LEAST ON ONE SIDE WITH A POLYTETRAFLUOROETHYLENE COATING
Owner
- I.S.T. CORPORATION, Otsu-shi Shiga,, JP
- I.S.T. CORPORATION, ICHIRIYAMA, JP
- I.S.T. CORPORATION, ICHIRIYAMA, JP
Prosecution history
- 05 Dec 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 05 Dec 2025 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 05 Dec 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 05 Dec 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 22 Aug 2025 — TEAS SECTION 8 & 9 RECEIVED
- 10 Sept 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 06 Oct 2015 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 06 Oct 2015 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 06 Oct 2015 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 05 Oct 2015 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 04 Sept 2015 — TEAS SECTION 8 & 9 RECEIVED
- 13 Jan 2010 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 20 Aug 2005 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 20 Aug 2005 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 15 Aug 2005 — ASSIGNED TO PARALEGAL