E21B 31/002
Destroying the objects to be fished
Official title: {Destroying the objects to be fished, e.g. by explosive means}
E21B31/002 (Destroying the objects to be fished) appears on 54 US grants and 71 published applications in this corpus.
Search patents in E21B- Granted patents
- 54
- Published applications
- 71
- Assignees
- 27
- Inventors
- 103
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 5 |
| 2011 | 0 | 1 |
| 2012 | 6 | 4 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 4 |
| 2016 | 1 | 6 |
| 2017 | 2 | 4 |
| 2018 | 3 | 11 |
| 2019 | 10 | 1 |
| 2020 | 5 | 5 |
| 2021 | 1 | 4 |
| 2022 | 6 | 2 |
| 2023 | 5 | 9 |
| 2024 | 6 | 3 |
| 2025 | 1 | 1 |
| 2026 | 2 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method to isolate pressure on a multilateral orientation assembly with a reduction in trips16 Jun 2026US 12,655,690 B2Halliburton Energy Services.Inc.
- Freeing a downhole seal in a wellbore6 Jan 2026US 12,516,582 B1Saudi Arabian Oil Company
- Junk crushing device, assembly, and method thereof4 Feb 2025US 12,215,569 B2Saudi Arabian Oil Company
- Annular cutter catching devices27 Aug 2024US 12,071,825 B2Schlumberger Technology Corporation
- Method for washing over an anchoring subassembly6 Aug 2024US 12,055,039 B2Halliburton Energy Services.Inc.
- Freeing a downhole seal in a wellbore8 Jan 2026US 2026/0009303 A1Saudi Arabian Oil Company
- Milling and Collecting Debris in Depleted or Sub-Hydrostatic Wells28 Aug 2025US 2025/0270889 A1Saudi Arabian Oil Company
- Wellbore casing while drilling with drilling jar11 Jul 2024US 2024/0229586 A9Saudi Arabian Oil Company
- Wellbore casing while drilling with drilling jar25 Apr 2024US 2024/0133259 A1Saudi Arabian Oil Company
- Annular cutter catching devices15 Feb 2024US 2024/0052718 A1Schlumberger Technology Corporation
Most cited
By later US patents
- Dual sensor freepoint tool72US 6,851,476 B2Weather/Lamb, Inc. · 2005
- Downhole tools having controlled disintegration32US 10,167,691 B2Baker Hughes, A Ge Company, LLC · 2019
- Cutting tool for use in a wellbore tubular32US 7,383,876 B2Weatherford/Lamb, Inc. · 2008
- Wellbore plug isolation system and method26US 9,062,543 B1Geodyanmics, Inc. · 2015
- Consumable downhole tool25US 8,235,102 B1Robertson Intellectual Properties, LLC · 2012