F16K 47/0111
The valve members comprising a plunger sliding within a fixed dashpot
Official title: {the valve members comprising a plunger sliding within a fixed dashpot}
F16K47/0111 (The valve members comprising a plunger sliding within a fixed dashpot) appears on 65 US grants and 27 published applications in this corpus.
Search patents in F16K- Granted patents
- 65
- Published applications
- 27
- Assignees
- 58
- Inventors
- 134
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 4 | 5 |
| 2023 | 5 | 8 |
| 2024 | 6 | 2 |
| 2025 | 5 | 3 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valve21 Apr 2026US 12,607,272 B2Microtecnica S.R.L.
- Wheel valve assembly for tire inflation/deflation system13 Jan 2026US 12,522,029 B2Parker-Hannifin Corporation
- Fluid damped check valve, and associated systems and methods18 Nov 2025US 12,473,995 B1Blue Origin Manufacturing, LLC
- Check valve damping11 Nov 2025US 12,467,555 B2Danfoss A/S
- Smart damping control valve4 Nov 2025US 12,460,736 B2Solero Technologies, LLC
- Dual action flow reversing valve with bi-stable state23 Jul 2026US 2026/0210447 A1Neoperl GmbH
- Switching valve and switching unit for switching at least two fluid channels18 Jun 2026US 2026/0168579 A1Mann+Hummel GmbH
- Fluid damped check valve, and associated systems and methods12 Mar 2026US 2026/0071695 A1Blue Origin Manufacturing, LLC
- Check valve damping8 Jan 2026US 2026/0009478 A1Danfoss A/S
- Smart damping control valve3 Jul 2025US 2025/0215994 A1Solero Technologies, LLC
Most cited
By later US patents
- Sprinkle with velocity control disc78US 5,927,607 AHunter Industries, Inc. · 1999
- Check valve for scroll compressor44US 6,132,191 AScroll Technologies · 2000
- Fluid dampened back pressure regulator37US 4,531,542 ABaird Manufacturing Company · 1985
- Fuel additive metering system34US 5,441,072 ARhone-Poulenc Inc. · 1995
- Damped fluid pressure relief valve29US 4,321,945 AElectricite de France (Service National) · 1982