F16K 15/035
With a plurality of valve members
Official title: {with a plurality of valve members}
F16K15/035 (With a plurality of valve members) appears on 306 US grants and 223 published applications in this corpus.
Search patents in F16K- Granted patents
- 306
- Published applications
- 223
- Assignees
- 145
- Inventors
- 516
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 8 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 10 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 2 |
| 2002 | 8 | 3 |
| 2003 | 6 | 11 |
| 2004 | 2 | 3 |
| 2005 | 5 | 7 |
| 2006 | 2 | 5 |
| 2007 | 4 | 5 |
| 2008 | 4 | 10 |
| 2009 | 4 | 7 |
| 2010 | 2 | 8 |
| 2011 | 2 | 4 |
| 2012 | 4 | 7 |
| 2013 | 4 | 5 |
| 2014 | 7 | 7 |
| 2015 | 5 | 9 |
| 2016 | 11 | 22 |
| 2017 | 9 | 14 |
| 2018 | 8 | 9 |
| 2019 | 13 | 12 |
| 2020 | 18 | 17 |
| 2021 | 11 | 7 |
| 2022 | 4 | 10 |
| 2023 | 17 | 17 |
| 2024 | 10 | 6 |
| 2025 | 12 | 12 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Riser manifold layout15 Sep 2026US 12,734,384 B2Tyco Fire Products LP
- Modular valve assemblies with optional swing out14 Apr 2026US 12,601,415 B2Australian Valve Group Pty Ltd
- Check cover assemblies for backflow prevention assemblies with integrated test cock protection shroud31 Mar 2026US 12,590,641 B2Watts Regulator Co.
- Removable reed valve core with an elastic securing band10 Mar 2026US 12,571,478 B1
- Foot valve assembly and submerged pump system20 Jan 2026US 12,529,431 B2Nikkiso Co., Ltd.
- 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.
- Break check valve26 Feb 2026US 2026/0055842 A1Mueller International, LLC
- Stacked backflow preventer and diverter for same5 Feb 2026US 2026/0035891 A1
- Contained hydrogen generation system30 Oct 2025US 2025/0333851 A1Green Fuel, LLC
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 heart valve164US 5,002,567 ASorin Biomedica S.p.A. · 1991
- Cardiac valve prosthesis151US 5,197,980 A1993