F16K 15/042
With a plurality of balls
Official title: {with a plurality of balls}
F16K15/042 (With a plurality of balls) appears on 94 US grants and 78 published applications in this corpus.
Search patents in F16K- Granted patents
- 94
- Published applications
- 78
- Assignees
- 77
- Inventors
- 181
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 1 |
| 2015 | 3 | 2 |
| 2016 | 1 | 4 |
| 2017 | 4 | 8 |
| 2018 | 5 | 7 |
| 2019 | 8 | 6 |
| 2020 | 7 | 4 |
| 2021 | 3 | 4 |
| 2022 | 4 | 7 |
| 2023 | 4 | 10 |
| 2024 | 7 | 2 |
| 2025 | 4 | 6 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Variable flow check valve device, suspension valve, vehicle suspension system and method4 Nov 2025US 12,460,732 B2ETO Magnetic GmbH
- Dual air admittance valve21 Oct 2025US 12,448,762 B2
- Check valve for RAT restow pump21 Oct 2025US 12,449,049 B2Hamilton Sundstrand Corporation
- Valves for reciprocating downhole pumps and related systems and methods13 Aug 2026US 2026/0235014 A1ChampionX LLC
- Dual air admittance valve26 Mar 2026US 2026/0085507 A1
- Check valve for ram air turbine (rat) re-stow pump2 Oct 2025US 2025/0304277 A1Hamilton Sundstrand Corporation
- Cartridge Check Valve26 Jun 2025US 2025/0207675 A1
- Measurement apparatus15 May 2025US 2025/0155421 A1Synca Group, Ltd.
Most cited
By later US patents
- Valued device for controlling vacuum in surgery1,387US 4,184,510 AFibra-Sonics, Inc. · 1980
- Hydraulic compression tool having an improved relief and release valve62US 4,947,672 ABurndy Corporation · 1990
- Fluid control mechanism37US 4,139,469 AAltex Scientific, Inc. · 1979
- Check valve assembly for high pressure pumps36US 4,862,911 AFluidyne Corporation · 1989
- Implantable drainage valve for the treatment of hydrocephalus35US 5,368,556 ACordis Corporation · 1994