F02M 35/024
Using filters
Official title: using filters, e.g. moistened (F02M35/026 takes precedence; cleaning of the filtering material F02M35/08)
F02M35/024 (Using filters) appears on 1,327 US grants and 1,303 published applications in this corpus.
Search patents in F02M- Granted patents
- 1,327
- Published applications
- 1,303
- Assignees
- 341
- Inventors
- 2,160
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 15 | 0 |
| 1993 | 5 | 0 |
| 1994 | 7 | 0 |
| 1995 | 12 | 0 |
| 1996 | 14 | 0 |
| 1997 | 11 | 0 |
| 1998 | 19 | 0 |
| 1999 | 21 | 0 |
| 2000 | 14 | 0 |
| 2001 | 19 | 6 |
| 2002 | 16 | 21 |
| 2003 | 17 | 18 |
| 2004 | 27 | 31 |
| 2005 | 21 | 33 |
| 2006 | 20 | 38 |
| 2007 | 23 | 47 |
| 2008 | 24 | 44 |
| 2009 | 25 | 43 |
| 2010 | 35 | 48 |
| 2011 | 30 | 34 |
| 2012 | 50 | 36 |
| 2013 | 39 | 44 |
| 2014 | 47 | 61 |
| 2015 | 44 | 94 |
| 2016 | 58 | 87 |
| 2017 | 63 | 86 |
| 2018 | 56 | 82 |
| 2019 | 103 | 81 |
| 2020 | 76 | 92 |
| 2021 | 81 | 74 |
| 2022 | 87 | 59 |
| 2023 | 59 | 54 |
| 2024 | 51 | 34 |
| 2025 | 35 | 40 |
| 2026 | 21 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Air filtration assembly6 Oct 2026US 12,752,230 B2Ufi Innovation Center S.R.L.
- Filter media, filter media packs, and filter elements29 Sep 2026US 12,746,500 B2Donaldson Company, Inc.
- Throttle controlled intake system8 Sep 2026US 12,729,656 B2K&N Engineering, Inc.
- Air purifier8 Sep 2026US 12,729,867 B2Shenzhen Chenbei Technology Co., Ltd.
- Airbox with debris removal system28 Jul 2026US 12,691,400 B2Caterpillar Inc.
- Apparatus and system for an air intake system of a power source1 Oct 2026US 2026/0298183 A1
- Air Purifier27 Aug 2026US 2026/0251347 A1Shenzhen Chenbei Technology Co., Ltd.
- Protuberant compressible filter seal design utilizing undercuts13 Aug 2026US 2026/0233138 A1Atmus Filtration Inc.
- Off-road vehicle16 Jul 2026US 2026/0200310 A1Kawasaki Motors, Ltd.
- Dump truck16 Jul 2026US 2026/0200388 A1Komatsu Ltd.
Most cited
By later US patents
- Air cleaner having sealing arrangement between media arrangement and housing342US 6,179,890 B2Donaldson Company, Inc. · 2001
- Integrated resonator and filter apparatus295US 5,792,247 ADonaldson Company, Inc. · 1998
- Air filter element with radial seal sealing gasket260US 5,484,466 ABaldwin Filters, Inc. · 1996
- Cylindrical air filter with radially directed seal258US 5,547,480 ADonaldson Company, Inc. · 1996
- Filtration arrangement and method242US 5,082,476 ADonaldson Company, Inc. · 1992