F02M 35/02475
Characterised by the shape of the filter element
Official title: {characterised by the shape of the filter element}
F02M35/02475 (Characterised by the shape of the filter element) appears on 416 US grants and 460 published applications in this corpus.
Search patents in F02M- Granted patents
- 416
- Published applications
- 460
- Assignees
- 124
- Inventors
- 653
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 4 | 4 |
| 2004 | 3 | 4 |
| 2005 | 2 | 2 |
| 2006 | 3 | 5 |
| 2007 | 1 | 7 |
| 2008 | 3 | 3 |
| 2009 | 1 | 5 |
| 2010 | 5 | 6 |
| 2011 | 4 | 7 |
| 2012 | 7 | 10 |
| 2013 | 11 | 22 |
| 2014 | 20 | 34 |
| 2015 | 18 | 48 |
| 2016 | 36 | 42 |
| 2017 | 33 | 36 |
| 2018 | 23 | 31 |
| 2019 | 40 | 38 |
| 2020 | 36 | 34 |
| 2021 | 24 | 37 |
| 2022 | 45 | 23 |
| 2023 | 21 | 28 |
| 2024 | 25 | 18 |
| 2025 | 15 | 11 |
| 2026 | 11 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Filter element, housing for a filter system, and filter system comprising a filter element and a housing21 Jul 2026US 12,685,953 B2Mann+Hummel GmbH
- Multistage stage separation vortex flow air filter9 Jun 2026US 12,650,104 B2Volvo Truck Corporation
- Air filtration assembly26 May 2026US 12,636,604 B2Ufi Innovation Center S.R.L.
- Filter element with flow directing permeability layers12 May 2026US 12,623,166 B2Atmus Filtration Inc.
- Air filtering system for an aircraft12 May 2026US 12,623,174 B2Bmc Co., Ltd.
- Protuberant compressible filter seal design utilizing undercuts13 Aug 2026US 2026/0233138 A1Atmus Filtration Inc.
- Filter element for arrangement in a filter housing of a filter device, filter housing and filter device9 Jul 2026US 2026/0192227 A1Mann+Hummel GmbH
- Assembly for a Vehicle11 Jun 2026US 2026/0160224 A1AGCO do Brasil Soluções Agrícolas Ltda.
- Air Intake Assembly and Methods Thereof20 Nov 2025US 2025/0352934 A1Advanced Flow Engineering, Inc.
- Curved Base Air Filter9 Oct 2025US 2025/0314222 A1K&N Engineering, Inc.
Most cited
By later US patents
- Seal arrangement for filter element; filter element assembly; and, methods164US 7,396,376 B2Donaldson Company, Inc. · 2008
- Air cleaner; replaceable filter cartridges; and, methods141US 7,070,642 B2Donaldson Company, Inc. · 2006
- Air cleaner with replaceable filter element129US 4,211,543 ADonaldson Company, Inc. · 1980
- Air cleaner/noise silencer assembly117US 5,106,397 AFord Motor Company · 1992
- Filter with retained safety element95US 6,383,244 B1Nelson Industries, Inc. · 2002