B01D 2265/06
Details of supporting structures for filtering material
Official title: Details of supporting structures for filtering material, e.g. cores
B01D2265/06 (Details of supporting structures for filtering material) appears on 598 US grants and 609 published applications in this corpus.
Search patents in B01D- Granted patents
- 598
- Published applications
- 609
- Assignees
- 297
- Inventors
- 1,202
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 14 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 7 | 0 |
| 1999 | 13 | 0 |
| 2000 | 12 | 0 |
| 2001 | 18 | 2 |
| 2002 | 16 | 15 |
| 2003 | 13 | 15 |
| 2004 | 9 | 17 |
| 2005 | 10 | 15 |
| 2006 | 9 | 17 |
| 2007 | 12 | 11 |
| 2008 | 5 | 11 |
| 2009 | 10 | 16 |
| 2010 | 11 | 15 |
| 2011 | 10 | 23 |
| 2012 | 17 | 25 |
| 2013 | 20 | 18 |
| 2014 | 23 | 20 |
| 2015 | 15 | 28 |
| 2016 | 17 | 19 |
| 2017 | 12 | 25 |
| 2018 | 18 | 26 |
| 2019 | 23 | 34 |
| 2020 | 39 | 38 |
| 2021 | 25 | 37 |
| 2022 | 28 | 35 |
| 2023 | 22 | 36 |
| 2024 | 41 | 52 |
| 2025 | 37 | 29 |
| 2026 | 15 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filter systems for room air conditioners29 Sep 2026US 12,746,494 B2Rheem Manufacturing Company
- Point of use or point of dispense filter with multiple pleat packs15 Sep 2026US 12,734,488 B2Entegris, Inc.
- Filtering element, dust collection pile, and cleaning system8 Sep 2026US 12,728,376 B2Beijing Roborock Technology Co., Ltd.
- Air purifier8 Sep 2026US 12,729,867 B2Shenzhen Chenbei Technology Co., Ltd.
- Modular air filtration housing and system2 Jun 2026US 12,643,118 B2PaintMaxx LLC
- Embedded pleat face stabilizing structure for deep pleated embossed heavy duty panel air media packs and/or end cap catch feature8 Oct 2026US 2026/0306985 A1Baldwin Filters, Inc.
- Folding cover for air filter unit1 Oct 2026US 2026/0295486 A1Ctt Trading Asia Limited
- Filtering device and mounting structure10 Sep 2026US 2026/0263980 A1Yamashin-Filter Corp.
- Filter elements, related filter assembly and filter package10 Sep 2026US 2026/0263981 A1Donaldson Company, Inc.
- Air Purifier27 Aug 2026US 2026/0251347 A1Shenzhen Chenbei Technology Co., Ltd.
Most cited
By later US patents
- Air filter cartridge305US 6,966,940 B2Donaldson Company, Inc. · 2005
- Reverse flow air filter arrangement and method292US 5,613,992 ADonaldson Company, Inc. · 1997
- Filter element, air cleaner, and methods268US 6,348,084 B1Donaldson Company, Inc. · 2002
- Reverse flow air filter arrangement and method215US 5,897,676 ADonaldson Company, Inc. · 1999
- Filter element, air cleaner, and methods163US 6,746,518 B2Donaldson Company, Inc. · 2004