B01D 45/08
By impingement against baffle separators
Official title: by impingement against baffle separators
B01D45/08 (By impingement against baffle separators) appears on 1,142 US grants and 1,073 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,142
- Published applications
- 1,073
- Assignees
- 720
- Inventors
- 2,384
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 13 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 15 | 0 |
| 1981 | 18 | 0 |
| 1982 | 12 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 11 | 0 |
| 1990 | 14 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 7 | 0 |
| 1998 | 16 | 0 |
| 1999 | 16 | 0 |
| 2000 | 26 | 0 |
| 2001 | 20 | 2 |
| 2002 | 15 | 17 |
| 2003 | 10 | 16 |
| 2004 | 23 | 19 |
| 2005 | 8 | 26 |
| 2006 | 13 | 14 |
| 2007 | 14 | 23 |
| 2008 | 8 | 30 |
| 2009 | 23 | 29 |
| 2010 | 28 | 37 |
| 2011 | 35 | 36 |
| 2012 | 31 | 31 |
| 2013 | 23 | 37 |
| 2014 | 26 | 62 |
| 2015 | 43 | 66 |
| 2016 | 41 | 57 |
| 2017 | 60 | 57 |
| 2018 | 48 | 73 |
| 2019 | 60 | 89 |
| 2020 | 87 | 64 |
| 2021 | 73 | 64 |
| 2022 | 52 | 53 |
| 2023 | 50 | 54 |
| 2024 | 34 | 39 |
| 2025 | 38 | 39 |
| 2026 | 29 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Condensation dedust-demister set6 Oct 2026US 12,752,224 B2
- Dust removal filler, fouling collection pan and gas cleaning device22 Sep 2026US 12,741,245 B2China Petroleum & Chemical Corporation
- Combined manifolding and gas-liquid separation15 Sep 2026US 12,734,469 B2Electric Hydrogen Co.
- Battery housing for an energy storage device, energy storage device for a motor vehicle, and method for discharging a gas-particle mixture from a battery housing15 Sep 2026US 12,738,595 B2Audi AG
- Surface cleaning apparatus8 Sep 2026US 12,727,731 B2Omachron Intellectual Property Inc.
- Hair dryer and hair dryer operation mode selection system8 Oct 2026US 2026/0305789 A1Omachron Intellectual Property Inc.
- Gas-liquid separation device8 Oct 2026US 2026/0306981 A1Nissan Motor Co., Ltd.
- Dust removal filler, fouling collection pan and gas cleaning device1 Oct 2026US 2026/0295489 A1China Petroleum & Chemical Corporation
- Surface cleaning apparatus24 Sep 2026US 2026/0283435 A1Omachron Intellectual Property Inc.
- Trap device17 Sep 2026US 2026/0273444 A1Kioxia Corporation
Most cited
By later US patents
- Robust system for screening mail for biological agents1,080US 6,887,710 B2MesoSystems Technology, Inc. · 2005
- Fluid/particle separator unit and method for separating particles from a flowing fluid147US 4,382,804 A1983
- Exsanguinating device for displacing blood from a limb by compression121US 4,228,792 A1980
- Liquid trap for compressed air109US 5,591,243 ACol-Ven S.A. · 1997
- Heterogeneous reactor104US 4,744,958 A1988