F16K 5/0621
With a spherical segment mounted around a supply pipe
Official title: {with a spherical segment mounted around a supply pipe}
F16K5/0621 (With a spherical segment mounted around a supply pipe) appears on 20 US grants and 15 published applications in this corpus.
Search patents in F16K- Granted patents
- 20
- Published applications
- 15
- Assignees
- 19
- Inventors
- 34
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 3 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Reducing noise in ball valves29 Jun 2023US 2023/0204118 A1Dresser, Inc.
- Reducing noise in ball valves16 Jun 2022US 2022/0186857 A1Dresser, Inc.
- Ball valves and methods of manufacture13 Jun 2019US 2019/0178391 A1Cameron International Corporation
- Valve with integral piston29 Sep 2016US 2016/0281462 A1Schlumberger Technology Corporation
Most cited
By later US patents
- Valves30US 4,150,811 A1979
- Rotatable wedge valve mechanism and method for manufacture17US 7,836,909 B2Hemiwedge Valve Corporation · 2010
- Control valve for installation into a pipeline16US 4,121,607 AJ. C. Eckardt AG · 1978
- Ball valve assembly12US 3,970,285 AHenry Valve Company · 1976
- Rotary valve for powdery and granular materials12US 4,130,268 AHitachi Plant Engineering & Construction Co., Ltd. · 1978