F16K 1/38
Of conical shape
Official title: of conical shape
F16K1/38 (Of conical shape) appears on 429 US grants and 451 published applications in this corpus.
Search patents in F16K- Granted patents
- 429
- Published applications
- 451
- Assignees
- 359
- Inventors
- 974
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 7 |
| 2004 | 6 | 13 |
| 2005 | 6 | 9 |
| 2006 | 10 | 13 |
| 2007 | 2 | 6 |
| 2008 | 6 | 6 |
| 2009 | 4 | 1 |
| 2010 | 4 | 9 |
| 2011 | 3 | 11 |
| 2012 | 5 | 9 |
| 2013 | 4 | 11 |
| 2014 | 12 | 13 |
| 2015 | 8 | 28 |
| 2016 | 18 | 29 |
| 2017 | 19 | 25 |
| 2018 | 18 | 27 |
| 2019 | 27 | 40 |
| 2020 | 28 | 30 |
| 2021 | 28 | 28 |
| 2022 | 35 | 28 |
| 2023 | 28 | 35 |
| 2024 | 19 | 26 |
| 2025 | 28 | 23 |
| 2026 | 17 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve needle and electronic expansion valve having valve needle18 Aug 2026US 12,710,098 B2Zhejiang Dunan Artificial Environment Co., Ltd.
- Valve4 Aug 2026US 12,698,834 B2Weir Minerals Netherlands B.V.
- Valve21 Jul 2026US 12,687,231 B2Weir Minerals Netherlands B.V.
- Resilient metal seal for check valve16 Jun 2026US 12,655,913 B1Technetics Group LLC
- Valve for flowable media2 Jun 2026US 12,643,120 B2Focke & Co. (GmbH & Co.)
- Small thruster throttle valve with integrated positive isolation1 Oct 2026US 2026/0296680 A1California Institute of Technology
- Device for metering a cryogenic medium1 Oct 2026US 2026/0298348 A1Messer France S.A.S.
- Variable control orifice valve24 Sep 2026US 2026/0287065 A1Compart Systems Pte. Ltd.
- Shaft assembly and electric valve20 Aug 2026US 2026/0243365 A1Zhejiang Sanhua Automotive Components Co., Ltd.
- Electronic expansion valve13 Aug 2026US 2026/0235209 A1Zhejiang Dunan Artificial Environment Co., Ltd.
Most cited
By later US patents
- Metering valve516US 4,164,959 AThe Salk Institute for Biological Studies · 1979
- Variable conductance gas distribution apparatus and method473US 9,657,845 B2ASM IP Holding B. V. · 2017
- Valve and seat assembly for a high pressure pump107US 9,631,739 B2Black Horse, LLC · 2017
- Valve body and seal assembly104US 7,513,483 B12009
- Valve body and seal assembly73US 8,141,849 B12012