F16K 1/427
Attachment of the seat to the housing by one or more additional
Official title: {Attachment of the seat to the housing by one or more additional fixing elements}
F16K1/427 (Attachment of the seat to the housing by one or more additional) appears on 99 US grants and 103 published applications in this corpus.
Search patents in F16K- Granted patents
- 99
- Published applications
- 103
- Assignees
- 67
- Inventors
- 194
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 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 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 4 |
| 2014 | 2 | 3 |
| 2015 | 5 | 1 |
| 2016 | 3 | 5 |
| 2017 | 6 | 7 |
| 2018 | 4 | 7 |
| 2019 | 4 | 7 |
| 2020 | 11 | 14 |
| 2021 | 9 | 11 |
| 2022 | 12 | 7 |
| 2023 | 10 | 10 |
| 2024 | 9 | 7 |
| 2025 | 8 | 6 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-pressure fluid on/off valve and components and method of use of same29 Sep 2026US 12,747,803 B2Flow International Corporation
- Valve21 Jul 2026US 12,687,231 B2Weir Minerals Netherlands B.V.
- Sealing arrangement9 Jun 2026US 12,650,173 B1Vitesco Technologies GmbH
- Systems and methods for piston check valves24 Feb 2026US 12,560,252 B2SCV Valve, LLC
- Sleeved fluid end30 Dec 2025US 12,510,164 B1Vulcan Industrial Holdings, LLC
- Valve device and manufacturing method3 Sep 2026US 2026/0258871 A1Zhejiang Sanhua Automotive Components Co., Ltd.
- Systems and methods for piston check valves18 Jun 2026US 2026/0168584 A1SCV Valve, LLC
- Sealing arrangement11 Jun 2026US 2026/0160339 A1Vitesco Technologies GmbH
- Valve29 Jan 2026US 2026/0029054 A1Weir Minerals Netherlands B.V.
- Single-Piece Dynamic Seat13 Nov 2025US 2025/0347351 A1DeltaValve, LLC
Most cited
By later US patents
- Tapered valve seat43US 11,078,903 B2Kerr Machine Co. · 2021
- Pump valve seat with supplemental retention39US 11,231,111 B2Halliburton Energy Services.Inc. · 2022
- Streamline coal slurry letdown valve39US 4,413,646 AExxon Research & Engineering Co. · 1983
- Gripping valve seat25US 7,398,955 B2Bermad Limited Partnership · 2008
- Mechanically or hybrid mounted valve seat24US 11,920,684 B1Vulcan Industrial Holdings, LLC · 2024