DURATHERM
Live / Registered — Registered and renewed (as of 31 Dec 2025)
What this means for you
Registered since 31 Oct 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 31 Oct 2025).
Record
- Serial number
- 74466346
- Registration number
- 1930599
- Mark type
- Word mark
- Filed
- 03 Dec 1993
- Published for opposition
- 24 Jan 1995
- Registered
- 31 Oct 1995
- Next maintenance due
- 31 Oct 2025
- Attorney of record
- Dyan M. House
Goods and services
- Class 011 — Environmental control apparatus: spirally wound membrane elements or cartridges for concentrating products and/or removing impurities in fluid treatment systems for high temperature feed application
Owner
- BL TECHNOLOGIES, INC., MINNETONKA, MN, US
- SUEZ WTS SOLUTIONS USA, INC., MINNETONKA, MN, US
- GE OSMONICS, INC., MINNETONKA, MN, US
- Desalination Systems, Inc., VISTA, CA, US
- Desalination Systems, Inc., Escondido, CA, US
- Desalination Systems, Inc., Escondido, CA, US
Prosecution history
- 31 Dec 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 31 Dec 2025 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 31 Dec 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 31 Dec 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 23 Sept 2025 — TEAS SECTION 8 & 9 RECEIVED
- 31 Oct 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 10 May 2023 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 06 Jul 2018 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 06 Jul 2018 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 16 May 2018 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 16 Oct 2015 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 16 Oct 2015 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 16 Oct 2015 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 14 Oct 2015 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 10 Sept 2015 — TEAS SECTION 8 & 9 RECEIVED