F04B 43/0733
With fluid-actuated pump inlet or outlet valves
Official title: {with fluid-actuated pump inlet or outlet valves; with two or more pumping chambers in series}
F04B43/0733 (With fluid-actuated pump inlet or outlet valves) appears on 42 US grants and 46 published applications in this corpus.
Search patents in F04B- Granted patents
- 42
- Published applications
- 46
- Assignees
- 31
- Inventors
- 68
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 2 | 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 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 3 |
| 2012 | 0 | 3 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 4 |
| 2018 | 2 | 0 |
| 2019 | 3 | 3 |
| 2020 | 3 | 5 |
| 2021 | 2 | 3 |
| 2022 | 1 | 2 |
| 2023 | 4 | 3 |
| 2024 | 4 | 4 |
| 2025 | 1 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pump for a bioprocessing system7 Jul 2026US 12,674,448 B2Cytiva Sweden AB
- Membrane pump device19 May 2026US 12,631,171 B2J. Wagner GmbH
- Reciprocating diaphragm pumps for blood treatment systems and methods23 Sep 2025US 12,421,952 B2DEKA Products Limited Partnership
- Fluid pump with dual plungers and related systems and methods27 Aug 2024US 12,071,946 B2White Knight Fluid Handling Inc.
- Cassette system integrated apparatus23 Jul 2024US 12,044,228 B2DEKA Products Limited Partnership
- Liquid actuated pump, pump unit, and method of pumping a process fluid24 Sep 2026US 2026/0286949 A1Cytiva Sweden AB
- Pump for a bioprocessing system17 Sep 2026US 2026/0275979 A1Cytiva Sweden AB
- Blood treatment systems and methods5 Feb 2026US 2026/0036122 A1DEKA Products Limited Partnership
- Pump for a bioprocessing system27 Feb 2025US 2025/0067258 A1Cytiva Sweden AB
- Cassette system integrated apparatus24 Oct 2024US 2024/0352927 A1DEKA Products Limited Partnership
Most cited
By later US patents
- Cassette system integrated apparatus195US 8,499,780 B2DEKA Products Limited Partnership · 2013
- Cassette system integrated apparatus121US 8,042,563 B2DEKA Products Limited Partnership · 2011
- Resonant system to pump liquids, measure volume, and detect bubbles86US 5,769,608 AP. D. Coop, Inc. · 1998
- Cassette system integrated apparatus79US 8,992,189 B2DEKA Products Limited Partnership · 2015
- Cassette system integrated apparatus66US 9,677,554 B2DEKA Products Limited Partnership · 2017