B01D 2201/208
By venturi systems
Official title: by venturi systems
B01D2201/208 (By venturi systems) appears on 85 US grants and 59 published applications in this corpus.
Search patents in B01D- Granted patents
- 85
- Published applications
- 59
- Assignees
- 48
- Inventors
- 137
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 9 |
| 2004 | 3 | 4 |
| 2005 | 4 | 6 |
| 2006 | 8 | 5 |
| 2007 | 6 | 6 |
| 2008 | 2 | 3 |
| 2009 | 2 | 2 |
| 2010 | 2 | 1 |
| 2011 | 2 | 2 |
| 2012 | 3 | 6 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 3 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Fluid and solid material separator9 Dec 2025US 12,491,456 B2Schlumberger Technology Corporation
- Fluid and solid material separator10 Sep 2024US 12,083,457 B2Schlumberger Technology Corporation
- Water filter unit9 Apr 2024US 11,951,444 B2Bluewater Sweden AB
- Fluid and solid material separator15 Aug 2023US 11,724,217 B2Schlumberger Technology Corporation
- Water drain mechanism for filter assemblies17 May 2022US 11,333,116 B2Cummins Filtration IP, Inc.
- Herewith filter element and filter module19 Jun 2025US 2025/0196028 A1FAUDI Aviation GmbH
- Fluid and Solid Material Separator2 Jan 2025US 2025/0001334 A1Schlumberger Technology Corporation
- Suction strainer10 Oct 2024US 2024/0335774 A1Yamashin-Filter Corp.
- Fluid and Solid Material Separator19 Oct 2023US 2023/0330570 A1Schlumberger Technology Corporation
- A water filter unit9 Jun 2022US 2022/0176318 A1Bluewater Sweden AB
Most cited
By later US patents
- Apparatus for filtering impurities out of fluid118US 6,478,958 B1Baldwin Filters, Inc. · 2002
- Method and apparatus for detecting a fouled fluid filter96US 5,477,731 ASociete Nationale d'Etude et de Construction de Moteurs D'Aviation "S.N.E.C.M A." · 1995
- Apparatus for filtering impurities out of fluid96US 6,787,033 B2Baldwin Filters, Inc. · 2004
- Environmentally friendly acid neutralizing full flow cartridge82US 6,984,319 B2Baldwin Filters, Inc. · 2006
- Housing for environmentally friendly filter cartridge80US 7,182,864 B2Baldwin Filters, Inc. · 2007