E21B 17/023
Arrangements for connecting cables or wirelines to downhole devices
Official title: {Arrangements for connecting cables or wirelines to downhole devices}
E21B17/023 (Arrangements for connecting cables or wirelines to downhole devices) appears on 598 US grants and 565 published applications in this corpus.
Search patents in E21B- Granted patents
- 598
- Published applications
- 565
- Assignees
- 212
- Inventors
- 1,084
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 14 | 2 |
| 2002 | 4 | 3 |
| 2003 | 4 | 7 |
| 2004 | 6 | 8 |
| 2005 | 4 | 21 |
| 2006 | 9 | 13 |
| 2007 | 17 | 16 |
| 2008 | 17 | 17 |
| 2009 | 11 | 15 |
| 2010 | 20 | 18 |
| 2011 | 16 | 23 |
| 2012 | 16 | 23 |
| 2013 | 21 | 26 |
| 2014 | 16 | 27 |
| 2015 | 15 | 24 |
| 2016 | 29 | 28 |
| 2017 | 25 | 28 |
| 2018 | 26 | 29 |
| 2019 | 35 | 30 |
| 2020 | 29 | 29 |
| 2021 | 31 | 30 |
| 2022 | 24 | 32 |
| 2023 | 29 | 36 |
| 2024 | 30 | 37 |
| 2025 | 47 | 28 |
| 2026 | 18 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Subsea pumping and booster system22 Sep 2026US 12,742,373 B2Baker Hughes Energy Technology UK Limited
- Selectively powering an electrical submersible pump assembly15 Sep 2026US 12,735,964 B2Saudi Arabian Oil Company
- Gas driven wireline release tool25 Aug 2026US 12,716,307 B2DynaEnergetics Europe GmbH
- Rotating gin pole18 Aug 2026US 12,709,950 B1Swivel Rental & Supply, L.L.C.
- Downhole line retention with axial flow11 Aug 2026US 12,704,043 B1Halliburton Energy Services.Inc.
- Optical cable straightening structure for logging while drilling, and drilling device1 Oct 2026US 2026/0298033 A1Wuhan University of Technology
- Apparatus and method for attaching downhole device to cable1 Oct 2026US 2026/0298034 A1
- Preventing downhole loss of artificial lift system upon unintended component disconnection1 Oct 2026US 2026/0298058 A1Halliburton Energy Services.Inc.
- Downhole tool with force sensor3 Sep 2026US 2026/0259093 A1
- Downhole orienting helix for operations requiring multiple orienting sequences13 Aug 2026US 2026/0235007 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Method for running downhole tools and devices with coiled tubing276US 5,435,395 AHalliburton Company · 1995
- Method of providing hydraulic/fiber conduits adjacent bottom hole assemblies for multi-step completions210US 6,983,796 B2Baker Hughes Incorporated · 2006
- Tubing and wireline conveyed perforating method and apparatus122US 5,025,861 ASchlumberger Technology Corporation · 1991
- Monitoring system98US 6,677,861 B1In-Situ, Inc. · 2004
- Well communication system93US 7,222,676 B2Schlumberger Technology Corporation · 2007