F16K 21/14
With special means for preventing the self-closing
Official title: with special means for preventing the self-closing
F16K21/14 (With special means for preventing the self-closing) appears on 8 US grants and 6 published applications in this corpus.
Search patents in F16K- Granted patents
- 8
- Published applications
- 6
- Assignees
- 6
- Inventors
- 16
- Latest grant
- 19 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Valve assembly19 Sep 2023US 11,761,546 B1
- Oil filter canister drain tool4 Oct 2022US 11,458,425 B2Snap-on Incorporated
- Water supply system11 Aug 2020US 10,738,445 B2Wallgate Limited
- Latching valve assembly having position sensing9 Apr 2019US 10,253,900 B2Continental Automotive Systems, Inc.
- Bleed valves for gas turbine engines8 May 2018US 9,964,223 B2Hamilton Sundstrand Corporation
- Light-touch water-saving valve4 Aug 2022US 2022/0243840 A1
- Oil filter canister drain tool4 Mar 2021US 2021/0060462 A1Snap-on Incorporated
- Water supply system2 May 2019US 2019/0127959 A1Wallgate Limited
- Bleed valves for gas turbine engines19 Jan 2017US 2017/0016549 A1Hamilton Sundstrand Corporation
- Lataching valve assembly having position sensing3 Dec 2015US 2015/0345652 A1Continental Automotive Systems, Inc.
Most cited
By later US patents
- Liquid distribution valve22US 6,045,119 AVITOP (Enterprise Unipersonnelle a Responsabilite Limitee) · 2000
- Latching valve assembly having position sensing8US 10,253,900 B2Continental Automotive Systems, Inc. · 2019
- Latch assembly for slam-shut valves8US 4,033,374 AThe Singer Company · 1977
- Flapper relief valve4US 9,279,511 B2Hamilton Sundstrand Corporation · 2016
- Bleed valves for gas turbine engines3US 9,964,223 B2Hamilton Sundstrand Corporation · 2018