Trademarks
WEL-LIG
- Serial number
- 86317420
- Registration number
- 4649336
- Filed
- 2014-06-23
- Registered
- 2014-12-02
- Status
- Registration cancelled 2021-07-09 (USPTO status code 710, 2021-07-09; as of the dataset)
- Classes
- 001
- Elsewhere
- USPTO TSDR record (current status) ↗
- Source
- TRCFECO2, file of 2024-03-27
Goods and services
Chemical dispersing agent and fluid loss control agent for use in water based drilling fluids which deflocculate and improve filtration control properties in the oil and gas industry
Owners
| Owner | Role | Entity | Place | Also on furp.org | Source |
|---|---|---|---|---|---|
| Weatherford/Lamb, Inc. | Original applicant, Owner at publication, Original registrant | Corporation | Houston, TX | WEATHERFORD/LAMB, LLC State business registration FUZZY medium confidence: same name (legal endings aside) and state | TRCFECO2, file of 2024-03-27 |
| LUBRIZOL OILFIELD SOLUTIONS, INC. | New owner after registration | Corporation | WICKLIFFE, OH | LUBRIZOL OILFIELD SOLUTIONS, INC. State business registration EXACT high confidence: identical full name and state | TRCFECO2, file of 2024-03-27 |
| THE LUBRIZOL CORPORATION | New owner after registration | Corporation | WICKLIFFE, OH | TRCFECO2, file of 2024-03-27 | |
| WEATHERFORD TECHNOLOGY HOLDINGS, LLC | New owner after registration | Limited Liability Company | HOUSTON, TX | WEATHERFORD TECHNOLOGY HOLDINGS LLC State business registration EXACT high confidence: identical full name and state | TRCFECO2, file of 2024-03-27 |
Assignment history
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2023-04-26 | Other Trademark security interest assignment agreement | DEUTSCHE BANK TRUST COMPANY AMERICAS | WELLS FARGO BANK, NATIONAL ASSOCIATION CHARLOTTE, NC | 8053/83 | TRASECO, file of 2026-09-29 |
| 2020-08-28 | Release Release of security interest | WELLS FARGO BANK, NATIONAL ASSOCIATION | WEATHERFORD CANADA LTD. HOUSTON, TX PRECISION ENERGY SERVICES, INC. HOUSTON, TX WEATHERFORD ARTIFICIAL LIFT SYSTEMS, LLC HOUSTON, TX WEATHERFORD TECHNOLOGY HOLDINGS, LLC HOUSTON, TX | 7036/702 | TRASECO, file of 2026-09-29 |
| 2020-03-12 | Security interest Security interest | WEATHERFORD TECHNOLOGY HOLDINGS, LLC | DEUTSCHE BANK TRUST COMPANY AMERICAS NEW YORK, NY | 6890/66 | TRASECO, file of 2026-09-29 |
| 2019-12-13 | Security interest Security interest | WEATHERFORD CANADA LTD. PRECISION ENERGY SERVICES, INC. WEATHERFORD ARTIFICIAL LIFT SYSTEMS, LLC WEATHERFORD TECHNOLOGY HOLDINGS, LLC | WELLS FARGO BANK, NATIONAL ASSOCIATION, AS AGENT DALLAS, TX | 6816/1 | TRASECO, file of 2026-09-29 |
| 2019-05-01 | Assignment Assigns the entire interest | THE LUBRIZOL CORPORATION | WEATHERFORD TECHNOLOGY HOLDINGS, LLC HOUSTON, TX | 6634/12 | TRASECO, file of 2026-09-29 |
| 2019-04-01 | Merger Merger effective 01/02/2018 | LUBRIZOL OILFIELD SOLUTIONS, INC. | THE LUBRIZOL CORPORATION WICKLIFFE, OH | 6605/171 | TRASECO, file of 2026-09-29 |
| 2016-01-25 | Assignment Assigns the entire interest | WEATHERFORD TECHNOLOGY HOLDINGS, LLC | LUBRIZOL OILFIELD SOLUTIONS, INC. WICKLIFFE, OH | 5715/1 | TRASECO, file of 2026-09-29 |
| 2014-11-06 | Assignment Assigns the entire interest | WEATHERFORD/LAMB, INC. | WEATHERFORD TECHNOLOGY HOLDINGS, LLC HOUSTON, TX | 5395/333 | TRASECO, file of 2026-09-29 |
USPTO bulk data: the Trademark Case Files Dataset (TRCFECO2; the latest release, March 2024, runs through 2023) for marks, owners, classes and goods and services; the Trademark Assignment Dataset (TRASECO) for assignments. Marks filed in the last 20 years, plus older marks still registered. Status here is read from the dataset’s dates and status code; TSDR has the current status. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.