Patents
US 12038264 B2: Current feed-through wireline release tool and method
- Granted
- 2024-07-16
- Filed
- 2022-05-10 application 17740952
- Type
- Utility · 15 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A wireline release tool for downhole intervention, the tool including a housing having an electrical input and an electrical output; a pass-through switch located inside the housing and electrically connected between the electrical input and the electrical output; and a current limiter device located inside the housing and electrically connected between the electrical input and the electrical output. The pass-through switch is connected in parallel to the current limiter device, between the electrical input and the electrical output.
Source: PVGPATDIS, file of 2026-04-10 (ipg240716.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| GEODYNAMICS, INC. 140 patents | US company or organization | Millsap, TX | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Brad Perry | Santo, TX | 12 | PVGPATDIS, file of 2026-04-10 | |
| Roger Archibald | Hurst, TX | 10 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F42D | Blasting | F42D1/05 | PVGPATDIS, file of 2026-04-10 |
| E21B | Earth or rock drilling; obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells | E21B43/1185 | PVGPATDIS, file of 2026-04-10 |
| F42C | Ammunition fuzes ; arming or safety means therefor | F42C15/42 | PVGPATDIS, file of 2026-04-10 |
| G01V | Geophysics; gravitational measurements; detecting masses or objects; tags | G01V11/002 | PVGPATDIS, file of 2026-04-10 |
| H02H | Emergency protective circuit arrangements | H02H3/202 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2026-01-29 | Security interest Security interest Security interest | OIL STATES ENERGY SERVICES, L.L.C. signed 2026-01-28 OIL STATES INDUSTRIES, INC. signed 2026-01-28 GEODYNAMICS, INC. signed 2026-01-28 TEMPRESS TECHNOLOGIES, INC. signed 2026-01-28 | WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT SAN ANTONIO, TX | 74532/194 | PASDL, file of 2026-10-15 |
| 2023-04-10 | Security interest Security interest Security interest | OIL STATES ENERGY SERVICES, L.L.C. signed 2023-04-07 OIL STATES INDUSTRIES, INC. signed 2023-04-07 GEODYNAMICS, INC. signed 2023-04-07 | WELLS FARGO BANK, NATIONAL ASSOCIATION ATLANTA, GA | 63270/608 | PASDL, file of 2026-10-15 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. 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.