F16K 11/044
With movable valve members positioned between valve seats
Official title: with movable valve members positioned between valve seats
F16K11/044 (With movable valve members positioned between valve seats) appears on 504 US grants and 481 published applications in this corpus.
Search patents in F16K- Granted patents
- 504
- Published applications
- 481
- Assignees
- 356
- Inventors
- 1,030
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 7 | 0 |
| 1978 | 10 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 6 |
| 2003 | 5 | 7 |
| 2004 | 6 | 6 |
| 2005 | 5 | 7 |
| 2006 | 9 | 12 |
| 2007 | 5 | 10 |
| 2008 | 7 | 8 |
| 2009 | 1 | 17 |
| 2010 | 10 | 10 |
| 2011 | 0 | 15 |
| 2012 | 7 | 14 |
| 2013 | 14 | 21 |
| 2014 | 17 | 20 |
| 2015 | 17 | 21 |
| 2016 | 21 | 26 |
| 2017 | 18 | 30 |
| 2018 | 29 | 25 |
| 2019 | 21 | 27 |
| 2020 | 34 | 40 |
| 2021 | 25 | 29 |
| 2022 | 29 | 32 |
| 2023 | 28 | 29 |
| 2024 | 29 | 27 |
| 2025 | 20 | 21 |
| 2026 | 16 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Dialysis system having reduced valve noise18 Aug 2026US 12,712,080 B2Vantive Health GmbH
- Two-stage valve for high pressure washing system4 Aug 2026US 12,697,630 B2Stant USA Corp.
- Mechanical filter switch28 Jul 2026US 12,692,688 B2Delta Faucet Company
- Valve and fluid control device24 Sep 2026US 2026/0287077 A1Murata Manufacturing Co., Ltd.
- Hot water mixing valve17 Sep 2026US 2026/0276091 A1Watts Regulator Co.
- Selector unit for a pull-out hand shower and pull-out hand shower comprising said selector unit17 Sep 2026US 2026/0276092 A1
- Automatic shut off valve20 Aug 2026US 2026/0243352 A1Enerco Group, Inc.
- Electronic expansion valve13 Aug 2026US 2026/0235209 A1Zhejiang Dunan Artificial Environment Co., Ltd.
Most cited
By later US patents
- Divertor valve109US 5,141,016 ADema Engineering Company · 1992
- Tub transfer-diverter valve with built-in vacuum breaker and back-flow preventer105US 4,953,585 ARubinet Brass Canada Limited · 1990
- Lavage valve72US 5,439,022 A1995
- Dual-flow faucet head56US 6,085,790 AFriedrich Grohe AG & Co. KG · 2000
- Cushioned shuttle valve53US 4,253,481 AGilmore Valve Co., Ltd. · 1981