B01D 2265/00
Casings, housings or mounting for filters specially adapted for separating dispersed particles
Official title: Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
B01D2265/00 (Casings, housings or mounting for filters specially adapted for separating dispersed particles) appears on 1,986 US grants and 1,972 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,986
- Published applications
- 1,972
- Assignees
- 805
- Inventors
- 3,512
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 10 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 11 | 0 |
| 1981 | 30 | 0 |
| 1982 | 8 | 0 |
| 1983 | 6 | 0 |
| 1984 | 14 | 0 |
| 1985 | 11 | 0 |
| 1986 | 9 | 0 |
| 1987 | 11 | 0 |
| 1988 | 19 | 0 |
| 1989 | 16 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 20 | 0 |
| 1993 | 17 | 0 |
| 1994 | 15 | 0 |
| 1995 | 19 | 0 |
| 1996 | 20 | 0 |
| 1997 | 30 | 0 |
| 1998 | 38 | 0 |
| 1999 | 42 | 0 |
| 2000 | 40 | 0 |
| 2001 | 50 | 9 |
| 2002 | 50 | 36 |
| 2003 | 42 | 44 |
| 2004 | 40 | 54 |
| 2005 | 34 | 55 |
| 2006 | 32 | 55 |
| 2007 | 30 | 42 |
| 2008 | 29 | 50 |
| 2009 | 28 | 61 |
| 2010 | 38 | 74 |
| 2011 | 47 | 58 |
| 2012 | 59 | 75 |
| 2013 | 62 | 52 |
| 2014 | 64 | 69 |
| 2015 | 55 | 70 |
| 2016 | 52 | 73 |
| 2017 | 57 | 112 |
| 2018 | 54 | 77 |
| 2019 | 101 | 91 |
| 2020 | 97 | 122 |
| 2021 | 78 | 131 |
| 2022 | 102 | 133 |
| 2023 | 89 | 119 |
| 2024 | 111 | 132 |
| 2025 | 104 | 104 |
| 2026 | 57 | 74 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Filter unit with a filter block, a damping layer and a housing, and process of manufacturing such a filter unit6 Oct 2026US 12,752,136 B2Dräger Safety AG & Co. KGaA
- Photocatalytic air conditioning filter module with antiviral performance6 Oct 2026US 12,752,226 B2Korea Institute of Civil Engineering and Building Technology
- Crankcase oil separation device for internal combustion engine6 Oct 2026US 12,752,229 B2Caterpillar Inc.
- Air filtration assembly6 Oct 2026US 12,752,230 B2Ufi Innovation Center S.R.L.
- Apparatus and method for an adjustable filter rack6 Oct 2026US 12,753,948 B2Midea Group Co., Ltd.
- Embedded pleat face stabilizing structure for deep pleated embossed heavy duty panel air media packs and/or end cap catch feature8 Oct 2026US 2026/0306985 A1Baldwin Filters, Inc.
- Folding cover for air filter unit1 Oct 2026US 2026/0295486 A1Ctt Trading Asia Limited
- Filter Apparatus17 Sep 2026US 2026/0273443 A1Hydac Filter Systems GmbH
- Filtering device and mounting structure10 Sep 2026US 2026/0263980 A1Yamashin-Filter Corp.
- Filter elements, related filter assembly and filter package10 Sep 2026US 2026/0263981 A1Donaldson Company, Inc.
Most cited
By later US patents
- Inline filter apparatus526US 5,820,646 ADonaldson Company, Inc. · 1998
- Filter arrangement; sealing system; and methods402US 6,190,432 B1Donaldson Company, Inc. · 2001
- Air filtration arrangements having fluted media constructions and methods381US 6,673,136 B2Donaldson Company, Inc. · 2004
- Air filter cartridge305US 6,966,940 B2Donaldson Company, Inc. · 2005
- Reverse flow air filter arrangement and method292US 5,613,992 ADonaldson Company, Inc. · 1997