F16K 3/02
Gate valves or sliding valves, i.e. cut-off apparatus with closing members having
Official title: with flat sealing faces; Packings therefor
F16K3/02 (Gate valves or sliding valves, i.e. cut-off apparatus with closing members having) appears on 2,442 US grants and 2,029 published applications in this corpus.
Search patents in F16K- Granted patents
- 2,442
- Published applications
- 2,029
- Assignees
- 1,194
- Inventors
- 3,852
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 24 | 0 |
| 1978 | 24 | 0 |
| 1979 | 26 | 0 |
| 1980 | 35 | 0 |
| 1981 | 32 | 0 |
| 1982 | 26 | 0 |
| 1983 | 25 | 0 |
| 1984 | 36 | 0 |
| 1985 | 48 | 0 |
| 1986 | 30 | 0 |
| 1987 | 37 | 0 |
| 1988 | 30 | 0 |
| 1989 | 28 | 0 |
| 1990 | 38 | 0 |
| 1991 | 28 | 0 |
| 1992 | 36 | 0 |
| 1993 | 21 | 0 |
| 1994 | 28 | 0 |
| 1995 | 23 | 0 |
| 1996 | 11 | 0 |
| 1997 | 20 | 0 |
| 1998 | 37 | 0 |
| 1999 | 34 | 0 |
| 2000 | 43 | 0 |
| 2001 | 38 | 14 |
| 2002 | 36 | 33 |
| 2003 | 36 | 36 |
| 2004 | 25 | 42 |
| 2005 | 49 | 51 |
| 2006 | 45 | 56 |
| 2007 | 31 | 37 |
| 2008 | 25 | 41 |
| 2009 | 24 | 63 |
| 2010 | 32 | 57 |
| 2011 | 32 | 45 |
| 2012 | 38 | 56 |
| 2013 | 46 | 76 |
| 2014 | 59 | 94 |
| 2015 | 73 | 115 |
| 2016 | 86 | 120 |
| 2017 | 112 | 136 |
| 2018 | 102 | 121 |
| 2019 | 119 | 122 |
| 2020 | 123 | 149 |
| 2021 | 115 | 101 |
| 2022 | 122 | 110 |
| 2023 | 89 | 86 |
| 2024 | 95 | 105 |
| 2025 | 78 | 84 |
| 2026 | 72 | 79 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16K 3/04With pivoted closure members739
- F16K 3/16With special arrangements for separating the sealing faces or for pressing them658
- F16K 3/0227Packings402
- F16K 3/0254Being operated by particular means347
- F16K 3/0281Guillotine or blade-type valves300
- F16K 3/0218With only one sealing face163
- F16K 3/0209The valve having a particular passage132
- F16K 3/12With wedge-shaped arrangements of sealing faces131
Recent patents
- Seat for gate valve6 Oct 2026US 12,753,842 B2Chevron U.S.A.Inc.
- Dovetailed gate valve6 Oct 2026US 12,753,843 B2Gartech, LLC
- System of valves for cell culture machine6 Oct 2026US 12,753,847 B2Cellaven
- Compact slab gate valve systems and method of use29 Sep 2026US 12,747,795 B2SCV Valve, LLC
- Multi-crop valve for agricultural inter-cropping22 Sep 2026US 12,740,502 B2101288550 Saskatchewan Ltd.
- Biomass processing system for treatment of biomass material8 Oct 2026US 2026/0308845 A1Valmet Corporation
- Valve device, method for installing valve device, and method for assembling valve device8 Oct 2026US 2026/0309237 A1Waterworks Technology Development Organization Co., Ltd.
- Pendulum valve apparatus, substrate processing apparatus including the same, and method of operating pendulum valve apparatus1 Oct 2026US 2026/0298350 A1Samsung Electronics Co., Ltd.
- Cam driven fluid valve assembly1 Oct 2026US 2026/0298351 A1
- A piping system to recover fluid from a well or to inject fluid in a well and related method24 Sep 2026US 2026/0286808 A1Totalenergies Onetech
Most cited
By later US patents
- Process fluid flow device with variable orifice1,068US 7,255,012 B2Rosemount Inc. · 2007
- Bellows driver slot valve587US 5,975,492 A1999
- High vacuum gate valve having improved metal vacuum joint551US 4,718,637 AMDC Vacuum Products Corporation · 1988
- Adjustable lockout device for knife gate valves530US 6,044,860 ASPX Corporation · 2000
- Gate valve530US 6,299,133 B2SMC Corporation · 2001