B01D 2279/35
Filters adapted for separating dispersed particles from gases or vapours specially modified
Official title: for venting arrangements
B01D2279/35 (Filters adapted for separating dispersed particles from gases or vapours specially modified) appears on 222 US grants and 308 published applications in this corpus.
Search patents in B01D- Granted patents
- 222
- Published applications
- 308
- Assignees
- 166
- Inventors
- 584
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 5 |
| 2010 | 0 | 4 |
| 2011 | 4 | 4 |
| 2012 | 3 | 6 |
| 2013 | 5 | 5 |
| 2014 | 6 | 11 |
| 2015 | 6 | 12 |
| 2016 | 12 | 13 |
| 2017 | 12 | 30 |
| 2018 | 9 | 26 |
| 2019 | 15 | 33 |
| 2020 | 25 | 27 |
| 2021 | 19 | 27 |
| 2022 | 22 | 35 |
| 2023 | 21 | 14 |
| 2024 | 27 | 21 |
| 2025 | 23 | 13 |
| 2026 | 7 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for rotating coalescers maintaining positive recirculation through a dynamic seal6 Oct 2026US 12,752,228 B2Atmus Filtration IP Inc.
- Taking up system and process with a filter unit for the receiving of gas from a medical apparatus21 Jul 2026US 12,685,836 B2Drägerwerk AG & Co. KGaA
- Self-cleaning air filter assembly23 Jun 2026US 12,661,609 B2Phinia Jersey Holdings LLC
- Bin vent apparatus and methods16 Jun 2026US 12,653,110 B2Grain Processing Corporation
- Oil mist filtering apparatus, cooking apparatus including the same, and ventilation system including the same16 Jun 2026US 12,655,993 B2Samsung Electronics Co., Ltd.
- Air filtration assembly with airflow feedback1 Oct 2026US 2026/0295492 A1Apex Brands, Inc.
- Air filtration assembly with air quality control24 Sep 2026US 2026/0284564 A1Apex Brands, Inc.
- Facility and gas exhaust system10 Sep 2026US 2026/0264295 A1Nordex Energy GmbH
- Filter device and housing of battery with filter device6 Aug 2026US 2026/0225018 A1Mann+Hummel GmbH
- Intelligent networked energy recovery ventilator16 Jul 2026US 2026/0202081 A1Microjet Technology Co., Ltd.
Most cited
By later US patents
- Filter connection for a smoke evacuation device251US 10,631,916 B2Megadyne Medical Products, Inc. · 2020
- Method and apparatus for attachment and evacuation220US 10,751,768 B2Buffalo Filter LLC · 2020
- Retro-fit filter unit for air intakes to electro-mechanical machines57US 5,462,569 A1995
- Vent filter assembly43US 5,353,949 APall Corporation · 1994
- Autoclave sterilization cabinet38US 9,439,992 B2Promedica, Inc. · 2016