F01N 2250/06
Afterburning and filtering
Official title: afterburning and filtering
F01N2250/06 (Afterburning and filtering) appears on 21 US grants and 23 published applications in this corpus.
Search patents in F01N- Granted patents
- 21
- Published applications
- 23
- Assignees
- 19
- Inventors
- 73
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Exhaust system, controller and method for an internal combustion engine5 Aug 2025US 12,378,905 B2Jaguar Land Rover Limited
- Systems, devices, and methods for regenerating a particulate filter14 Jan 2025US 12,196,117 B2Jtsmcdp, LLC
- Systems, devices, and methods for regenerating a particulate filter19 Sep 2023US 11,761,362 B2Jtsmcdp, LLC
- Systems and methods for particulate filter load estimation3 May 2022US 11,319,887 B2Ford Global Technologies, LLC
- Systems, devices, and methods for regenerating a particulate filter9 Mar 2021US 10,941,685 B2Jtsmcdp, LLC
- Systems, devices, and methods for regenerating a particulate filter17 Jul 2025US 2025/0230761 A1Jtsmcdp, LLC
- Exhaust system, controller and method for an internal combustion engine1 Aug 2024US 2024/0254905 A1Jaguar Land Rover Limited
- Systems, devices, and methods for regenerating a particulate filter14 Dec 2023US 2023/0399966 A1Jtsmcdp, LLC
- Systems, devices, and methods for regenerating a particulate filter17 Jun 2021US 2021/0180490 A1Jtsmcdp, LLC
- Exhaust system for an internal combustion engine and method for operating the same23 Jul 2020US 2020/0232359 A1Volkswagen Aktiengesellschaft
Most cited
By later US patents
- Catalytic abatement system78US 4,054,418 AE. I. Du Pont de Nemours and Company · 1977
- Diesel engine exhaust gas recirculation system for NO.sub.x control incorporating a compressed air regenerative particulate control system76US 5,426,936 ACeraMem Corporation · 1995
- Exhaust gas cleaning system for diesel engines43US 4,345,431 AShimizu Construction Co., Ltd. · 1982
- Flow-through particulate incineration system coupled to an aerodynamically regenerated particulate trap for diesel engine exhaust gas42US 5,390,492 ANortheastern University · 1995
- Pulsed, reverse-flow, regenerated diesel trap capturing soot, ash and PAH's40US 5,253,476 ANortheastern University · 1993