F16K 3/14
With special arrangements for separating the sealing faces or for pressing them
Official title: with special arrangements for separating the sealing faces or for pressing them together
F16K3/14 (With special arrangements for separating the sealing faces or for pressing them) appears on 46 US grants and 47 published applications in this corpus.
Search patents in F16K- Granted patents
- 46
- Published applications
- 47
- Assignees
- 32
- Inventors
- 76
- Latest grant
- 5 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 3 | 1 |
| 2015 | 2 | 4 |
| 2016 | 4 | 1 |
| 2017 | 4 | 5 |
| 2018 | 2 | 6 |
| 2019 | 2 | 0 |
| 2020 | 2 | 3 |
| 2021 | 5 | 3 |
| 2022 | 7 | 7 |
| 2023 | 3 | 3 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Slide valve and use of a slide valve5 Mar 2024US 11,920,692 B2Z & J Technologies GmbH
- Gate valve13 Feb 2024US 11,898,653 B2McWane, Inc.
- Gas valve and flow rate control method for propane gas27 Jun 2023US 11,686,395 B2Kubota Corporation
- Gate valve7 Feb 2023US 11,572,953 B2Kennedy Valve Company
- Shut-off valve, coking drum and method7 Feb 2023US 11,572,954 B2Z & J Technologies GmbH
- Closing mechanism of shut-off valve8 Aug 2024US 2024/0263717 A1Georg Fischer Rohrleitungssysteme AG
- Gate Valve7 Dec 2023US 2023/0392696 A1Kennedy Valve Company
- Gate Valve6 Apr 2023US 2023/0107340 A1McWane, Inc.
- Gate Valve6 Apr 2023US 2023/0108546 A1McWane, Inc.
- Gas valve and flow rate control method for propane gas29 Sep 2022US 2022/0307612 A1Kubota Corporation
Most cited
By later US patents
- Valve system and method for unheading a coke drum25US 6,989,081 B2Curtiss-Wright Flow Control Corporation · 2006
- Mono-seat gate valve19US 4,294,427 A1981
- Rotary shear valve assembly with hard-on-hard seal surfaces19US 8,905,075 B2IDEX Health & Science LLC · 2014
- Vacuum valve16US 8,657,256 B2VAT Holding AG · 2014
- Double disk gate assembly for block and bleed type valves15US 5,722,636 A1998