WELLDEFINED
Live / Registered — Registered and renewed (as of 19 Aug 2026)
What this means for you
Registered since 07 Feb 2017. 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 07 Feb 2027).
Record
- Serial number
- 85861189
- Registration number
- 5137778
- Mark type
- Stylized text
- Filed
- 27 Feb 2013
- Published for opposition
- 05 Nov 2013
- Registered
- 07 Feb 2017
- Next maintenance due
- 07 Feb 2027
- Attorney of record
- Margaret A. Boulware
Goods and services
- Class 042 — Scientific and technological services: oil and gas well drilling services, namely, providing downhole surveys and surveying measurements while drilling
Owner
- Schlumberger Techology Corporation, Houston, TX, US
- Schlumberger Techology Corporation, Houston, TX, US
- Schlumberger Techology Corporation, Houston, TX, US
Prosecution history
- 19 Aug 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 19 Aug 2026 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 19 Aug 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 19 Aug 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 23 Jun 2026 — TEAS SECTION 8 & 9 RECEIVED
- 07 Feb 2026 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 09 Feb 2023 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
- 09 Feb 2023 — REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
- 09 Feb 2023 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 25 Jul 2022 — TEAS SECTION 8 & 15 RECEIVED
- 07 Feb 2017 — REGISTERED-PRINCIPAL REGISTER
- 04 Jan 2017 — NOTICE OF ACCEPTANCE OF STATEMENT OF USE MAILED
- 03 Jan 2017 — ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
- 21 Dec 2016 — STATEMENT OF USE PROCESSING COMPLETE
- 16 Dec 2016 — USE AMENDMENT FILED