F04B 53/1002
Ball valves
Official title: {Ball valves}
F04B53/1002 (Ball valves) appears on 290 US grants and 240 published applications in this corpus.
Search patents in F04B- Granted patents
- 290
- Published applications
- 240
- Assignees
- 190
- Inventors
- 589
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 0 |
| 2002 | 4 | 2 |
| 2003 | 7 | 7 |
| 2004 | 3 | 6 |
| 2005 | 3 | 6 |
| 2006 | 7 | 4 |
| 2007 | 2 | 5 |
| 2008 | 2 | 7 |
| 2009 | 4 | 4 |
| 2010 | 1 | 10 |
| 2011 | 5 | 4 |
| 2012 | 7 | 2 |
| 2013 | 4 | 8 |
| 2014 | 5 | 13 |
| 2015 | 5 | 13 |
| 2016 | 6 | 11 |
| 2017 | 6 | 25 |
| 2018 | 14 | 25 |
| 2019 | 23 | 15 |
| 2020 | 19 | 13 |
| 2021 | 16 | 17 |
| 2022 | 13 | 9 |
| 2023 | 19 | 10 |
| 2024 | 8 | 10 |
| 2025 | 6 | 8 |
| 2026 | 8 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Double diaphragm pump23 Jun 2026US 12,663,003 B2Unibloc Hygienic Technologies UK, Ltd.
- Compact volumetric pump19 May 2026US 12,631,293 B2Dana Italia S.R.L.
- Hydraulic fluid release valve assemblies21 Apr 2026US 12,607,271 B2Roadtek Enterprises Inc.
- Piston pump having plastic material inlet valve insert part for a high pressure cleaning device3 Mar 2026US 12,565,888 B2Alfred Kärcher GmbH & Co. KG
- Diaphragm pump24 Feb 2026US 12,560,158 B2Blue-White Industries, Ltd.
- Diaphragm for a diaphragm pump20 Aug 2026US 2026/0243243 A1Psg California LLC
- Pump for hvac&r system13 Aug 2026US 2026/0235114 A1Tyco Fire & Security GmbH
- Plunger with plunger ball retention mechanism for plunger lift applications28 May 2026US 2026/0146516 A1ChampionX LLC
- Fuel pump for a direct injection system21 May 2026US 2026/0139650 A1Marelli Europe S.P.A.
- Compact volumetric pump19 Mar 2026US 2026/0078870 A1Dana Italia S.R.L.
Most cited
By later US patents
- Sterile fluid pump diaphragm construction233US 5,476,368 ARyder International Corporation · 1995
- Fluid pumping system and apparatus126US 5,344,292 ARyder International Corporation · 1994
- 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
- Pump for soil fumigant89US 4,141,676 AJohn Blue Company Division of Subscription Television, Inc. · 1979