F16K 15/03
With a hinged closure member or with a pivoted closure member
Official title: with a hinged closure member {or with a pivoted closure member}
F16K15/03 (With a hinged closure member or with a pivoted closure member) appears on 892 US grants and 654 published applications in this corpus.
Search patents in F16K- Granted patents
- 892
- Published applications
- 654
- Assignees
- 442
- Inventors
- 1,421
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 11 | 0 |
| 1978 | 14 | 0 |
| 1979 | 4 | 0 |
| 1980 | 15 | 0 |
| 1981 | 18 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 14 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 7 | 0 |
| 1988 | 8 | 0 |
| 1989 | 26 | 0 |
| 1990 | 14 | 0 |
| 1991 | 21 | 0 |
| 1992 | 24 | 0 |
| 1993 | 18 | 0 |
| 1994 | 12 | 0 |
| 1995 | 10 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 16 | 0 |
| 1999 | 9 | 0 |
| 2000 | 16 | 0 |
| 2001 | 22 | 8 |
| 2002 | 13 | 11 |
| 2003 | 16 | 20 |
| 2004 | 14 | 16 |
| 2005 | 9 | 19 |
| 2006 | 13 | 17 |
| 2007 | 9 | 17 |
| 2008 | 11 | 25 |
| 2009 | 12 | 20 |
| 2010 | 10 | 22 |
| 2011 | 8 | 22 |
| 2012 | 17 | 27 |
| 2013 | 22 | 25 |
| 2014 | 22 | 25 |
| 2015 | 23 | 20 |
| 2016 | 28 | 45 |
| 2017 | 30 | 44 |
| 2018 | 24 | 35 |
| 2019 | 41 | 35 |
| 2020 | 40 | 40 |
| 2021 | 34 | 36 |
| 2022 | 39 | 30 |
| 2023 | 38 | 38 |
| 2024 | 31 | 24 |
| 2025 | 32 | 24 |
| 2026 | 11 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Check valve having pivoting link29 Sep 2026US 12,747,799 B2Zurn Water, LLC
- Riser manifold layout15 Sep 2026US 12,734,384 B2Tyco Fire Products LP
- Check valve for backflow preventer8 Sep 2026US 12,729,774 B2Zurn Water, LLC
- Swinging door check valve21 Apr 2026US 12,607,270 B2Improved Racing Products, LLC
- Modular valve assemblies with optional swing out14 Apr 2026US 12,601,415 B2Australian Valve Group Pty Ltd
- Sensor for detecting a fluid stream in a fluid line20 Aug 2026US 2026/0243589 A1Kautex Textron GmbH & Co. KG
- Venting system20 Aug 2026US 2026/0246065 A1Airbus SAS
- Flap valve and seal with improved seal geometry for such a valve13 Aug 2026US 2026/0235221 A1VAT Holding AG
- Press type cup lid25 Jun 2026US 2026/0177158 A1YongKang Rixin Metal Products Co., Ltd
- Flapper valve for aircraft engine18 Jun 2026US 2026/0168445 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Heart valves having edge-guided occluders665US 4,373,216 AHemex, Inc. · 1983
- Prosthetic valve means for cardiovascular surgery627US 4,406,022 A1983
- Heart valve prosthesis207US 5,693,090 ACardio Carbon Company Ltd. · 1997
- Prosthetic closure devices to replace the valves in human hearts198US 4,263,680 ABeiersdorf AG · 1981
- Prosthetic heart valve164US 5,002,567 ASorin Biomedica S.p.A. · 1991