B01D 2279/45
Filters adapted for separating dispersed particles from gases or vapours specially modified
Official title: for electronic devices, e.g. computers, hard-discs, mobile phones
B01D2279/45 (Filters adapted for separating dispersed particles from gases or vapours specially modified) appears on 132 US grants and 186 published applications in this corpus.
Search patents in B01D- Granted patents
- 132
- Published applications
- 186
- Assignees
- 104
- Inventors
- 427
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 3 |
| 2003 | 4 | 3 |
| 2004 | 5 | 7 |
| 2005 | 3 | 3 |
| 2006 | 1 | 6 |
| 2007 | 2 | 5 |
| 2008 | 1 | 2 |
| 2009 | 1 | 7 |
| 2010 | 5 | 5 |
| 2011 | 3 | 16 |
| 2012 | 5 | 8 |
| 2013 | 6 | 8 |
| 2014 | 7 | 1 |
| 2015 | 7 | 7 |
| 2016 | 2 | 4 |
| 2017 | 8 | 14 |
| 2018 | 4 | 10 |
| 2019 | 8 | 12 |
| 2020 | 10 | 14 |
| 2021 | 9 | 6 |
| 2022 | 8 | 9 |
| 2023 | 3 | 9 |
| 2024 | 7 | 10 |
| 2025 | 7 | 9 |
| 2026 | 2 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for reducing atmospheric pollution generated in printing house, and operation method therefor1 Sep 2026US 12,722,110 B2The Seoul Institute
- Adsorbent filter assembly7 Jul 2026US 12,673,288 B2Donaldson Company, Inc.
- Filter holding device, developing device, process cartridge, and image forming apparatus30 Dec 2025US 12,508,527 B2Ricoh Company, Ltd.
- Cover assembly and power conversion device comprising same30 Dec 2025US 12,508,528 B2Ls Electric Co., Ltd.
- Intelligent filter construction for electrical appliances, in particular drying/washing-drying machines, method for making the construction, and method for detecting in real time a partial or total clogging of the construction and a value of residual moisture for optimizing the operating cycle of the appliance23 Dec 2025US 12,502,632 B2Saati S.P.A.
- Gas processing device and gas production method8 Oct 2026US 2026/0307003 A1Hirata Corporation
- Adsorbent filter assembly1 Oct 2026US 2026/0295488 A1Donaldson Company, Inc.
- Filter device and housing of battery with filter device6 Aug 2026US 2026/0229699 A1Mann+Hummel GmbH
- Systems and methods for scheduling filter maintenance of an imaging system23 Jul 2026US 2026/0208086 A1GE Precision Healthcare LLC
- Heating structure for a direct-to-film powder shaking machine with integrate smoke filtration system9 Jul 2026US 2026/0192575 A1
Most cited
By later US patents
- Filter assembly for a memory storage device cooler103US 6,297,950 B1Inclose Design, Inc. · 2001
- Multi-functional filter for removing contaminants from an enclosure94US 6,395,073 B1Gore Enterprise Holdings, Inc. · 2002
- Multi-functional molded filter for removing contaminants from an enclosure80US 6,296,691 B1Gore Enterprise Holdings, Inc. · 2001
- Rigid multi-functional filter assembly74US 6,238,467 B1Gore Enterprise Holdings, Inc. · 2001
- Filter with diffusion channel and methods of making and using the filter42US 5,997,614 ADonaldson Company, Inc. · 1999