F16K 3/246
Combination of a sliding valve and a lift valve
Official title: {Combination of a sliding valve and a lift valve}
F16K3/246 (Combination of a sliding valve and a lift valve) appears on 267 US grants and 315 published applications in this corpus.
Search patents in F16K- Granted patents
- 267
- Published applications
- 315
- Assignees
- 161
- Inventors
- 568
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 4 |
| 2003 | 4 | 6 |
| 2004 | 4 | 5 |
| 2005 | 2 | 7 |
| 2006 | 6 | 6 |
| 2007 | 4 | 4 |
| 2008 | 3 | 6 |
| 2009 | 5 | 7 |
| 2010 | 1 | 7 |
| 2011 | 1 | 5 |
| 2012 | 4 | 5 |
| 2013 | 7 | 13 |
| 2014 | 7 | 16 |
| 2015 | 8 | 19 |
| 2016 | 19 | 17 |
| 2017 | 13 | 20 |
| 2018 | 13 | 16 |
| 2019 | 22 | 28 |
| 2020 | 22 | 25 |
| 2021 | 24 | 19 |
| 2022 | 18 | 17 |
| 2023 | 24 | 21 |
| 2024 | 19 | 21 |
| 2025 | 15 | 11 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Poppet valve and method of making same66US 6,705,591 B2Colder Products Company · 2004
- Valve with sensor51US 8,091,860 B2Norgren Limited · 2012
- Valve device for introducing particulate materials into a high pressure air stream32US 5,810,045 ABulldog Technologies U.S.A., Inc. · 1998
- Control valve31US 4,834,133 AWestinghouse Electric Corp. · 1989
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