F16K 3/0227
Packings
Official title: {Packings}
F16K3/0227 (Packings) appears on 402 US grants and 389 published applications in this corpus.
Search patents in F16K- Granted patents
- 402
- Published applications
- 389
- Assignees
- 231
- Inventors
- 650
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 8 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 4 |
| 2004 | 2 | 8 |
| 2005 | 9 | 7 |
| 2006 | 5 | 7 |
| 2007 | 4 | 6 |
| 2008 | 6 | 4 |
| 2009 | 4 | 10 |
| 2010 | 1 | 17 |
| 2011 | 7 | 8 |
| 2012 | 8 | 11 |
| 2013 | 13 | 13 |
| 2014 | 15 | 17 |
| 2015 | 11 | 24 |
| 2016 | 18 | 28 |
| 2017 | 16 | 21 |
| 2018 | 19 | 27 |
| 2019 | 26 | 19 |
| 2020 | 18 | 24 |
| 2021 | 28 | 16 |
| 2022 | 16 | 24 |
| 2023 | 22 | 19 |
| 2024 | 15 | 22 |
| 2025 | 18 | 29 |
| 2026 | 21 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Seat for gate valve6 Oct 2026US 12,753,842 B2Chevron U.S.A.Inc.
- Compact slab gate valve systems and method of use29 Sep 2026US 12,747,795 B2SCV Valve, LLC
- Systems and methods for a thermal management control valve with a louver plate assembly8 Sep 2026US 12,729,771 B2HUSCO Automotive Holdings LLC
- Gate valve with novel seal and sealing arrangement11 Aug 2026US 12,704,184 B2
- Multi-piece slit valve gate28 Jul 2026US 12,692,947 B2APPLIED Materials.Inc.
- Valve device, method for installing valve device, and method for assembling valve device8 Oct 2026US 2026/0309237 A1Waterworks Technology Development Organization Co., Ltd.
- Valve for Use in a Vehicle Cooling Circuit as Well as Method and Tool for Producing such a Valve24 Sep 2026US 2026/0287068 A1Hanon Systems Efp Deutschland GmbH
- Unbalanced Pressure Activated Valve Seal Assembly10 Sep 2026US 2026/0266379 A1Force Pressure Control, LLC
- Gate valve seat puller27 Aug 2026US 2026/0249404 A1Supreme Production Services, Inc.
- Gate valve, gate valve seat system, and method27 Aug 2026US 2026/0251221 A1Supreme Production Services, 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
- Two-piece slit valve door with molded-in-place seal for a vacuum processing system70US 6,089,543 AAPPLIED Materials.Inc. · 2000
- Valve seat assembly57US 4,878,651 AWorldwide Oilfield Machine, Inc. · 1989
- Gate valve with improved secondary body to bushing seals48US 4,741,509 ACameron Iron Works, Inc. · 1988