B01D 46/10
Particle separators
Official title: Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
B01D46/10 (Particle separators) appears on 3,558 US grants and 3,413 published applications in this corpus.
Search patents in B01D- Granted patents
- 3,558
- Published applications
- 3,413
- Assignees
- 1,618
- Inventors
- 7,184
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 21 | 0 |
| 1978 | 31 | 0 |
| 1979 | 15 | 0 |
| 1980 | 26 | 0 |
| 1981 | 40 | 0 |
| 1982 | 29 | 0 |
| 1983 | 27 | 0 |
| 1984 | 29 | 0 |
| 1985 | 41 | 0 |
| 1986 | 34 | 0 |
| 1987 | 40 | 0 |
| 1988 | 36 | 0 |
| 1989 | 36 | 0 |
| 1990 | 31 | 0 |
| 1991 | 24 | 0 |
| 1992 | 35 | 0 |
| 1993 | 40 | 0 |
| 1994 | 47 | 0 |
| 1995 | 46 | 0 |
| 1996 | 47 | 0 |
| 1997 | 60 | 0 |
| 1998 | 93 | 0 |
| 1999 | 68 | 0 |
| 2000 | 79 | 0 |
| 2001 | 88 | 24 |
| 2002 | 75 | 84 |
| 2003 | 67 | 100 |
| 2004 | 84 | 100 |
| 2005 | 60 | 101 |
| 2006 | 64 | 104 |
| 2007 | 55 | 110 |
| 2008 | 58 | 88 |
| 2009 | 52 | 96 |
| 2010 | 72 | 109 |
| 2011 | 92 | 98 |
| 2012 | 87 | 105 |
| 2013 | 87 | 94 |
| 2014 | 74 | 100 |
| 2015 | 80 | 116 |
| 2016 | 88 | 114 |
| 2017 | 95 | 174 |
| 2018 | 89 | 160 |
| 2019 | 165 | 166 |
| 2020 | 155 | 211 |
| 2021 | 151 | 249 |
| 2022 | 167 | 268 |
| 2023 | 151 | 221 |
| 2024 | 170 | 187 |
| 2025 | 145 | 136 |
| 2026 | 88 | 98 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Indoor unit for air conditioner29 Sep 2026US 12,746,496 B2LG Electronics Inc.
- Indoor unit for air conditioner29 Sep 2026US 12,746,497 B2LG Electronics Inc.
- Dust removal filler, fouling collection pan and gas cleaning device22 Sep 2026US 12,741,245 B2China Petroleum & Chemical Corporation
- Point of use or point of dispense filter with multiple pleat packs15 Sep 2026US 12,734,488 B2Entegris, Inc.
- Air purifier15 Sep 2026US 12,736,443 B2Samsung Electronics Co., Ltd.
- Air Filter8 Oct 2026US 2026/0309346 A1Zhongshan Scott Clean&Purification Co., Ltd.
- Sterilizing Cabinet Filter Assembly1 Oct 2026US 2026/0295487 A1
- Dust removal filler, fouling collection pan and gas cleaning device1 Oct 2026US 2026/0295489 A1China Petroleum & Chemical Corporation
- Paint mist removal device17 Sep 2026US 2026/0273567 A1Trinity Industrial Corporation
- Power tool with self-cleaning dust protection filter17 Sep 2026US 2026/0273717 A1C. & E. Fein GmbH
Most cited
By later US patents
- Filter arrangement; sealing system; and methods402US 6,190,432 B1Donaldson Company, Inc. · 2001
- Filter element incorporating a handle member390US 6,235,195 B1Donaldson Company, Inc. · 2001
- Air filtration arrangements having fluted media constructions and methods381US 6,673,136 B2Donaldson Company, Inc. · 2004
- Air filter arrangement having first and second filter media dividing a housing and methods343US 6,210,469 B1Donaldson Company, Inc. · 2001
- Conical filter341US 5,902,364 ADonaldson Company, Inc. · 1999