F16K 17/194
Weight-loaded
Official title: weight-loaded
F16K17/194 (Weight-loaded) appears on 43 US grants and 27 published applications in this corpus.
Search patents in F16K- Granted patents
- 43
- Published applications
- 27
- Assignees
- 34
- Inventors
- 78
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 2 |
| 2006 | 2 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 0 | 2 |
| 2021 | 4 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 3 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Pressure protection device and immersion cooling device4 Nov 2025US 12,460,734 B2Fulian Precision Electronics (Tianjin) Co., LTD.
- Pressure/vacuum (PV) valve for fuel storage tanks, in-line pressure-vacuum valve test unit, and combination thereof19 Aug 2025US 12,391,540 B2Vapor Systems Technologies, Inc.
- Mass and/or spring assisted rupture disc15 Apr 2025US 12,276,347 B1
- Pressure/vacuum (PV) valve for fuel storage tanks, in-line pressure-vacuum valve test unit, and combination thereof24 Oct 2023US 11,795,049 B2Vapor Systems Technologies, Inc.
- Two-way pressure relief valve for blood reservoir7 Dec 2021US 11,191,943 B1Terumo Cardiovascular Systems Corporation
- Pressure driven fluid delivery system7 Aug 2025US 2025/0251051 A1Zulu Pods, Inc.
- Removable valve seat inserts for pressure and vacuum relief valves19 Jun 2025US 2025/0198524 A1Fisher Jeon Gas Equipment (Chengdu) Co., Ltd.
- Pressure protection device and immersion cooling device17 Oct 2024US 2024/0344626 A1Fulian Precision Electronics (Tianjin) Co., LTD.
- Pressure/vacuum (pv) valve for fuel storage tanks, in-line pressure-vacuum valve test unit, and combination thereof8 Feb 2024US 2024/0043261 A1Vapor Systems Technologies, Inc.
- Pressure/vacuum (pv) valve for fuel storage tanks, in-line pressure-vacuum valve test unit, and combination thereof30 Jun 2022US 2022/0204335 A1Vapor Systems Technologies, Inc.
Most cited
By later US patents
- Pressure relief port26US 6,176,776 B1Kason Industries, Inc. · 2001
- Pressure-vacuum relief valve assembly24US 3,968,897 AStant Manufacturing Inc. · 1976
- Freezeproof breather valve20US 4,091,837 AVapor Corporation · 1978
- Sealing valve assembly18US 5,048,560 AL&J Engineering Inc. · 1991
- Low pressure relief valve15US 5,623,958 A1997