F04B 53/1007
Having means for guiding the closure member
Official title: {having means for guiding the closure member}
F04B53/1007 (Having means for guiding the closure member) appears on 47 US grants and 43 published applications in this corpus.
Search patents in F04B- Granted patents
- 47
- Published applications
- 43
- Assignees
- 36
- Inventors
- 129
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 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 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 5 |
| 2019 | 3 | 3 |
| 2020 | 3 | 6 |
| 2021 | 4 | 4 |
| 2022 | 2 | 2 |
| 2023 | 5 | 3 |
| 2024 | 0 | 3 |
| 2025 | 3 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Double diaphragm pump10 Apr 2025US 2025/0116269 A1Unibioc Hygienic Technologies UK, Ltd.
- Valve assemblies, valve assemblies for use in plunger applications and related methods14 Nov 2024US 2024/0376885 A1ChampionX LLC
Most cited
By later US patents
- Fluid end for reciprocating pump104US 5,061,159 A1991
- Downhole pump with standing valve assembly which guides the ball off-center97US 6,007,314 A1999
- Coffee maker68US 5,392,694 ABraun GmbH · 1995
- Valve cage for a rod drawn positive displacement pump67US 5,593,292 A1997
- Valve cage insert50US 7,069,997 B22006