OPTISET
Live / Registered — Registered and renewed (as of 03 Oct 2025)
What this means for you
Registered since 03 Mar 2015. 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 03 Mar 2025).
Record
- Serial number
- 86370428
- Registration number
- 4696004
- Mark type
- Stylized text
- Filed
- 19 Aug 2014
- Published for opposition
- 16 Dec 2014
- Registered
- 03 Mar 2015
- Next maintenance due
- 03 Mar 2025
- Attorney of record
- Brandon M. Ress
Goods and services
- Class 007 — Machines and machine tools: Flapper valve that holds pressure from above, providing a simple method of setting packers and reducing fluid loss
Owner
- WEATHERFORD TECHNOLOGY HOLDINGS, LLC, HOUSTON, TX, US
- Weatherford/Lamb, Inc., Houston, TX, US
- Weatherford/Lamb, Inc., Houston, TX, US
- Weatherford/Lamb, Inc., Houston, TX, US
Prosecution history
- 03 Oct 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 03 Oct 2025 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 03 Oct 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 03 Oct 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 10 Jun 2025 — TEAS SECTION 8 & 9 RECEIVED
- 03 Mar 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 03 May 2023 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 06 Dec 2021 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
- 06 Dec 2021 — REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
- 06 Dec 2021 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 03 Sept 2021 — TEAS SECTION 8 & 15 RECEIVED
- 03 Mar 2020 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 29 Apr 2019 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 23 Nov 2016 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 03 Mar 2015 — REGISTERED-PRINCIPAL REGISTER