B01F 35/8823
Using diaphragms or bellows
Official title: {using diaphragms or bellows}
B01F35/8823 (Using diaphragms or bellows) appears on 24 US grants and 20 published applications in this corpus.
Search patents in B01F- Granted patents
- 24
- Published applications
- 20
- Assignees
- 17
- Inventors
- 40
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 6 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 2 | 3 |
| 2009 | 2 | 2 |
| 2010 | 0 | 1 |
| 2011 | 3 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Method of mixing aqueous solutions29 Jul 2021US 2021/0229052 A1ProMinent GmbH
- System for Sealing a Pump Cassette Against a Cassette Control Assembly30 Aug 2018US 2018/0245584 A1DEKA Products Limited Partnership
- System and method for pumping fluid using a pump cassette25 Aug 2016US 2016/0245277 A1DEKA Products Limited Pertnership
Most cited
By later US patents
- System, device, and method for mixing liquids129US 7,461,968 B2DEKA Products Limited Partnership · 2008
- Pump cassette bank123US 7,632,078 B2DEKA Products Limited Partnership · 2009
- Bezel assembly for pneumatic control123US 7,632,080 B2DEKA Products Limited Partnership · 2009
- Door assembly for positioning a pump cassette against a control assembly49US 9,121,403 B2DEKA Products Limited Partnership · 2015
- Mixing system for use with concentrated liquids36US 4,941,596 AMinnesota Mining and Manufacturing Company · 1990