F16K 3/207
By means of hydraulic forces
Official title: {by means of hydraulic forces}
F16K3/207 (By means of hydraulic forces) appears on 80 US grants and 63 published applications in this corpus.
Search patents in F16K- Granted patents
- 80
- Published applications
- 63
- Assignees
- 43
- Inventors
- 96
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 4 |
| 2017 | 3 | 3 |
| 2018 | 3 | 6 |
| 2019 | 2 | 2 |
| 2020 | 3 | 9 |
| 2021 | 9 | 5 |
| 2022 | 4 | 6 |
| 2023 | 10 | 7 |
| 2024 | 5 | 4 |
| 2025 | 5 | 4 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for purging an isolation valve with a liquid purge medium23 Jun 2026US 12,663,087 B2TapcoEnpro, LLC
- Valve with axial angle compensation6 Jan 2026US 12,517,097 B2Agilent Technologies, Inc.
- Gate valve14 Oct 2025US 12,442,451 B2SRI Energy, Inc.
- Gate valve with seat assembly7 Oct 2025US 12,435,797 B2SRI Energy, Inc.
- Valve insert system13 May 2025US 12,297,924 B2Cameron International Corporation
- Dual seat assembly for bidirectional gate valve sealing24 Sep 2026US 2026/0287069 A1
- Valve apparatuses and related methods for wafer transfer in a semiconductor processing system7 May 2026US 2026/0126118 A1MKS Inc.
- Compact hybrid triple seal for reversible gate valve and method30 Apr 2026US 2026/0117875 A1Worldwide Oilfield Machine, Inc.
- Gate Valve5 Feb 2026US 2026/0036210 A1SRI Energy, Inc.
- Gate Valve With Seat Assembly29 Jan 2026US 2026/0029055 A1SRI Energy, Inc.
Most cited
By later US patents
- Valve seat ring having a corner groove to receive an elastic seal ring101US 4,068,821 AACF Industries, Incorporated · 1978
- Valve with seat assembly71US 6,966,537 B2Worldwide Oilfield Machine, Inc. · 2005
- Valve seat assembly57US 4,878,651 AWorldwide Oilfield Machine, Inc. · 1989
- Gate valve with improved telescoping seat assembly49US 6,279,875 B12001
- Gate valve37US 5,445,359 A1995