F17C 2205/0332
Safety valves or pressure relief valves
F17C2205/0332 (Safety valves or pressure relief valves) appears on 966 US grants and 888 published applications in this corpus.
Search patents in F17C- Granted patents
- 966
- Published applications
- 888
- Assignees
- 577
- Inventors
- 1,966
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 5 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 18 | 0 |
| 1988 | 10 | 0 |
| 1989 | 17 | 0 |
| 1990 | 10 | 0 |
| 1991 | 14 | 0 |
| 1992 | 16 | 0 |
| 1993 | 17 | 0 |
| 1994 | 11 | 0 |
| 1995 | 13 | 0 |
| 1996 | 18 | 0 |
| 1997 | 20 | 0 |
| 1998 | 24 | 0 |
| 1999 | 22 | 0 |
| 2000 | 23 | 0 |
| 2001 | 17 | 6 |
| 2002 | 26 | 13 |
| 2003 | 16 | 20 |
| 2004 | 24 | 17 |
| 2005 | 11 | 27 |
| 2006 | 10 | 24 |
| 2007 | 9 | 13 |
| 2008 | 14 | 24 |
| 2009 | 7 | 23 |
| 2010 | 14 | 26 |
| 2011 | 7 | 24 |
| 2012 | 10 | 21 |
| 2013 | 12 | 15 |
| 2014 | 13 | 42 |
| 2015 | 16 | 36 |
| 2016 | 25 | 33 |
| 2017 | 36 | 51 |
| 2018 | 29 | 40 |
| 2019 | 36 | 47 |
| 2020 | 32 | 51 |
| 2021 | 42 | 50 |
| 2022 | 45 | 49 |
| 2023 | 51 | 86 |
| 2024 | 63 | 71 |
| 2025 | 47 | 55 |
| 2026 | 38 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vented methane gas mitigation system with failure detection6 Oct 2026US 12,753,731 B1Caterpillar Inc.
- Pressure relief system, pressure safety device and tool, pressurized container system, processes, and method of use29 Sep 2026US 12,747,834 B2
- Gaseous fuel storage system29 Sep 2026US 12,747,835 B2FirstElement Fuel, Inc.
- Valve assembly22 Sep 2026US 12,742,506 B2Jtekt Corporation
- Refillable propane gas tank22 Sep 2026US 12,742,520 B1Caminotek LLC
- Hydrogen vent nozzle1 Oct 2026US 2026/0298415 A1Airbus Operations GmbH
- Valve assembly for controlling fluid24 Sep 2026US 2026/0287122 A1Youngdo Ind. Co., Ltd.
- Apparatuses, systems, and methods for generating nitric oxide17 Sep 2026US 2026/0275557 A1Nanjing Novlead Biotechnology Co., Ltd.
- Tank device for temperature pressure relief in a hydrogen tank20 Aug 2026US 2026/0243394 A1Robert Bosch GmbH
- Method for controlling the internal pressure of a cryogenic tank13 Aug 2026US 2026/0235256 A1Alfa Laval Switzerland AG
Most cited
By later US patents
- Self-contained mobile fueling station157US 6,786,245 B1Air Products and Chemicals, Inc. · 2004
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator136US 5,979,440 ASeQual Technologies, Inc. · 1999
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator133US 6,698,423 B1SeQual Technologies, Inc. · 2004
- LNG delivery system for gas powered vehicles117US 5,127,230 AMinnesota Valley Engineering, Inc. · 1992
- Oxygen concentrator107US 5,858,062 ALitton Systems, Inc. · 1999