F16K 21/08
With ball-shaped closing members
Official title: with ball-shaped closing members
F16K21/08 (With ball-shaped closing members) appears on 9 US grants and 9 published applications in this corpus.
Search patents in F16K- Granted patents
- 9
- Published applications
- 9
- Assignees
- 12
- Inventors
- 17
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid dispensing valve device15 Jul 2025US 12,359,953 B2Smartech Topical, Inc.
- Electromotive oil pump comprising a non-return valve20 May 2025US 12,305,639 B2Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
- Valve seal for faucet assembly25 Jan 2022US 11,231,126 B2The Boeing Company
- Ball valves with lattice structures and methods of manufacture17 Nov 2020US 10,837,562 B2Cameron International Corporation
- Liquid dispensing tap, particularly for dispensing liquids with higher densities from rigid vessels4 Jun 2019US 10,308,496 B2Vitop Mouldings S.R.L.
- Coupled valve assembly3 Apr 2025US 2025/0109801 A1Oil States Industries, Inc.
- Liquid dispensing valve device22 Feb 2024US 2024/0060807 A1Smartech Topical, Inc.
- Spill proof drain plug14 Apr 2022US 2022/0112946 A1
- Valve seal for faucet assembly15 Jul 2021US 2021/0215270 A1The Boeing Company
- Electromotive oil pump comprising a non-return valve29 Oct 2020US 2020/0340462 A1Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
Most cited
By later US patents
- Device for connecting telescoping pipes10US 3,937,500 A1976
- Nozzle valve6US 6,550,698 B2INA-Schaeffler KG · 2003
- Liquid dispensing tap, particularly for dispensing liquids with higher densities from rigid vessels3US 10,308,496 B2Vitop Mouldings S.R.L. · 2019
- Ball valves with lattice structures and methods of manufacture2US 10,837,562 B2Cameron International Corporation · 2020
- Device for shutting off a vertical conduit for supporting and guiding an element of elongate shape2US 5,112,567 AFramatome · 1992