F02D 41/029
The exhaust gas treating apparatus being a particulate filter
Official title: {the exhaust gas treating apparatus being a particulate filter}
F02D41/029 (The exhaust gas treating apparatus being a particulate filter) appears on 1,243 US grants and 1,375 published applications in this corpus.
Search patents in F02D- Granted patents
- 1,243
- Published applications
- 1,375
- Assignees
- 210
- Inventors
- 2,219
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 7 |
| 2002 | 12 | 20 |
| 2003 | 13 | 40 |
| 2004 | 27 | 60 |
| 2005 | 43 | 72 |
| 2006 | 62 | 54 |
| 2007 | 39 | 68 |
| 2008 | 41 | 68 |
| 2009 | 35 | 83 |
| 2010 | 44 | 65 |
| 2011 | 56 | 89 |
| 2012 | 79 | 84 |
| 2013 | 77 | 86 |
| 2014 | 78 | 61 |
| 2015 | 73 | 58 |
| 2016 | 59 | 51 |
| 2017 | 56 | 44 |
| 2018 | 49 | 54 |
| 2019 | 55 | 69 |
| 2020 | 54 | 78 |
| 2021 | 85 | 46 |
| 2022 | 66 | 49 |
| 2023 | 42 | 30 |
| 2024 | 29 | 21 |
| 2025 | 19 | 10 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Control apparatus for vehicle27 Jan 2026US 12,535,040 B2Toyota Jidosha Kabushiki Kaisha
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- Controller and control method1 Oct 2026US 2026/0298166 A1Toyota Jidosha Kabushiki Kaisha
- Method for determining condition of exhaust system, and device for determining condition of exhaust system3 Sep 2026US 2026/0258746 A1Nissan Motor Co., Ltd.
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Most cited
By later US patents
- Exhaust gas purification device for an internal combustion engine197US 5,974,791 AToyota Jidosha Kabushiki Kaisha · 1999
- Low emission, diesel-cycle engine158US 6,470,682 B2The United States of America as represented by the Administrator of the United States Environmental Protection Agency · 2002
- Method for purifying exhaust gas of a diesel engine146US 5,746,989 AToyota Jidosha Kabushiki Kaisha · 1998
- Low emission, diesel-cycle engine146US 6,301,888 B1The United States of America as represented by the Administrator of the Environmental Protection Agency · 2001
- Method for regenerating a diesel particulate filter118US 6,594,990 B2Ford Global Technologies, LLC · 2003