B01D 33/0307
With bag, cage, hose, tube, sleeve or the like filtering elements
Official title: {with bag, cage, hose, tube, sleeve or the like filtering elements}
B01D33/0307 (With bag, cage, hose, tube, sleeve or the like filtering elements) appears on 58 US grants and 40 published applications in this corpus.
Search patents in B01D- Granted patents
- 58
- Published applications
- 40
- Assignees
- 28
- Inventors
- 92
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 2 |
| 2003 | 0 | 2 |
| 2004 | 4 | 3 |
| 2005 | 2 | 2 |
| 2006 | 0 | 3 |
| 2007 | 2 | 2 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 3 | 2 |
| 2014 | 2 | 0 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 3 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 3 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method and apparatuses for screening12 Nov 2024US 12,138,661 B2Derrick Corporation
- Vibrating paint strainer stand12 Sep 2023US 11,752,455 B2
- Method and apparatuses for screening25 Jul 2023US 11,707,766 B2Derrick Corporation
- Method and apparatuses for screening15 Feb 2022US 11,247,236 B2Derrick Corporation
- Method and apparatuses for screening4 Jan 2022US 11,213,856 B2Derrick Corporation
- Slurry filtering apparatus and separator manufacturing system including same5 Jun 2025US 2025/0177889 A1LG Energy Solution, Ltd.
- Seesaw-type feeding device for collecting solid suspended materials5 Oct 2023US 2023/0311031 A1Dalian University of Technology
- Method and apparatuses for screening24 Mar 2022US 2022/0088638 A1Derrick Corporation
- Method and apparatuses for screening24 Mar 2022US 2022/0088639 A1Derrick Corporation
- Vibrating paint strainer stand13 Jan 2022US 2022/0008847 A1
Most cited
By later US patents
- Dynamic self-cleaning filter for liquids95US 4,158,629 A1979
- Screen basket and shale shakers61US 7,216,767 B2Varco I/P, Inc. · 2007
- Vibratory separators and screens48US 6,722,504 B2Varco I/P, Inc. · 2004
- Backwash apparatus for multi element filter unit46US 4,642,188 ADover Corporation · 1987
- Vibrating filter apparatus31US 4,836,922 ADelaware Capital Formation, Inc. · 1989