B01D 2279/20
Filters adapted for separating dispersed particles from gases or vapours specially modified
Official title: for collecting heterogeneous particles separately
B01D2279/20 (Filters adapted for separating dispersed particles from gases or vapours specially modified) appears on 4 US grants and 3 published applications in this corpus.
Search patents in B01D- Granted patents
- 4
- Published applications
- 3
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Plugged honeycomb structure8 Dec 2020US 10,857,499 B2NGK Insulators, Ltd.
- Method and device for collecting by-products individually25 Jul 2000US 6,093,228 AWinbond Electronics Corp.
Most cited
By later US patents