F16K 17/0426
With seat protecting means
Official title: {with seat protecting means}
F16K17/0426 (With seat protecting means) appears on 30 US grants and 25 published applications in this corpus.
Search patents in F16K- Granted patents
- 30
- Published applications
- 25
- Assignees
- 27
- Inventors
- 54
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 5 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 3 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 3 |
| 2020 | 2 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure relief valves for liquid hydrogen tanks11 Aug 2026US 12,704,190 B2Engineered Controls International, LLC
- Systems and methods for determining set pressure and lift of a spring-operated relief valve10 Mar 2026US 12,571,479 B2Emerson Automation Solutions Final Control US LP
- Fluid flow device14 May 2024US 11,982,366 B2Ofip Limited
- Injection valve, method and system5 Mar 2024US 11,920,429 B2Baker Hughes Oilfield Operations LLC
- Systems and methods for determining set pressure and lift of a spring-operated relief valve17 Oct 2023US 11,788,637 B2Emerson Automation Solutions Final Control US LP
- Pressure relief valves for liquid hydrogen tanks11 Jun 2026US 2026/0160350 A1Engineered Controls International, LLC
- Systems and Methods for Determining Set Pressure and Lift of a Spring-Operated Relief Valve8 Feb 2024US 2024/0044416 A1Emerson Automation Solutions Final Control US LP
- Injection valve, method and system4 May 2023US 2023/0139113 A1Baker Hughes Oilfield Operations LLC
- Polycrystalline diamond sampling valve13 Apr 2023US 2023/0110785 A1
- Fluid flow device2 Feb 2023US 2023/0034729 A1Ofip Limited
Most cited
By later US patents
- Self-cleaning valve and cryopump utilizing the same13US 4,719,938 AHelix Technology Corporation · 1988
- Pressure-relief valve devices11US 4,074,695 AGewerkschaft Eisenhutte Westphalia · 1978
- Pressure relief valve11US 8,607,818 B2Dresser, Inc. · 2013
- Low blow down relief valve9US 6,571,822 B2Gilmore Valve Co., Ltd. · 2003
- Valve seat construction for valves for controlling the pressure of liquids8US 4,040,442 ASociete Generale de Constructions Electriques et Mecaniques (ALSTHOM) · 1977