F16K 15/048
Ball features
Official title: {Ball features}
F16K15/048 (Ball features) appears on 57 US grants and 70 published applications in this corpus.
Search patents in F16K- Granted patents
- 57
- Published applications
- 70
- Assignees
- 46
- Inventors
- 128
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2014 | 2 | 2 |
| 2015 | 2 | 2 |
| 2016 | 2 | 0 |
| 2017 | 3 | 8 |
| 2018 | 5 | 8 |
| 2019 | 3 | 3 |
| 2020 | 2 | 6 |
| 2021 | 5 | 5 |
| 2022 | 5 | 4 |
| 2023 | 5 | 7 |
| 2024 | 6 | 5 |
| 2025 | 4 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluid control valve and ball holder3 Feb 2026US 12,540,680 B2
- Valve assemblies, valve assemblies for use with downhole pumps and related methods4 Nov 2025US 12,460,630 B2ChampionX LLC
- Dual air admittance valve21 Oct 2025US 12,448,762 B2
- Check valve connector system5 Aug 2025US 12,379,055 B2
- Locking mechanism for sealing member of valve with bleeding opening25 Feb 2025US 12,234,928 B2
- Dual air admittance valve26 Mar 2026US 2026/0085507 A1
- Valve assemblies, valve assemblies for use with downhole components and related methods27 Nov 2025US 2025/0361789 A1ChampionX LLC
- Liquid cooling plate structure and battery pack27 Nov 2025US 2025/0364627 A1Eve Energy Storage Co., Ltd.
- Dual air admittance valve17 Apr 2025US 2025/0122707 A1
- Fluid control valve and ball holder17 Apr 2025US 2025/0122942 A1
Most cited
By later US patents
- Pump, and earth-testable spacecraft capillary heat transport loop using augmentation pump and check valves58US 5,816,313 ALockheed Martin Corporation · 1998
- Ball-type safety valve38US 4,030,520 A1977
- Dual air admittance valve and method of detecting leaks in the same25US 10,132,425 B22018
- Flow valve21US 4,667,696 A1987
- Gas-tight ball valve17US 4,228,821 ASaphirwerk Industrieprodukte AG · 1980