Y10T 137/5983
Blow out preventer or choke valve device [e.g., oil well flow controlling
Official title: Blow out preventer or choke valve device [e.g., oil well flow controlling device, etc.]
Y10T137/5983 (Blow out preventer or choke valve device [e.g., oil well flow controlling) appears on 49 US grants and 25 published applications in this corpus.
Search patents in Y10T- Granted patents
- 49
- Published applications
- 25
- Assignees
- 26
- Inventors
- 58
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 3 |
| 2014 | 3 | 0 |
| 2015 | 3 | 1 |
| 2016 | 2 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 2 | 0 |
| 2022 | 3 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- BOP piston booster and bonnet assembly7 Oct 2025US 12,435,595 B2
- Method and apparatus for a choke valve and operation of a choke valve31 Dec 2024US 12,181,073 B1Cortec Corporation
- Well-based potential energy conversion systems and methods5 Mar 2024US 11,920,440 B2Renewell Energy
- Well-based potential energy conversion systems and methods8 Nov 2022US 11,492,874 B2Renewell Energy
- Method and apparatus for a choke valve and operation of a choke valve13 Sep 2022US 11,441,698 B1Cortec Corporation
- Bop piston booster and bonnett assembly8 Aug 2024US 2024/0263534 A1Worldwide Oilfield Machine, Inc.
- Well-based potential energy conversion systems and methods19 Jan 2023US 2023/0020488 A1Renewell Energy
- Well-based potential energy conversion systems and methods3 Mar 2022US 2022/0065231 A1Renewell Energy
- Smart Choke Valve to Assess and Regulate Production Flow6 Jan 2022US 2022/0003071 A1Saudi Arabian Oil Company
- No-bolt latching system27 Jun 2019US 2019/0195386 A1GE Oil & Gas Pressure Control LP
Most cited
By later US patents
- Low profile and lightweight high pressure blowout preventer81US 5,655,745 AHydril Company · 1997
- High pressure valve56US 4,337,788 ASmith International, Inc. · 1982
- Choke valve55US 4,503,878 ACameron Iron Works, Inc. · 1985
- Apparatus for stabbing and threading a safety valve into a well pipe38US 4,442,892 A1984
- Safety choke valve38US 4,926,898 A1990