F01N 2270/08
Mixing air with exhaust gases: for evacuation of exhaust gases
Official title: for evacuation of exhaust gases, e.g. in tail-pipes
F01N2270/08 (Mixing air with exhaust gases: for evacuation of exhaust gases) appears on 32 US grants and 30 published applications in this corpus.
Search patents in F01N- Granted patents
- 32
- Published applications
- 30
- Assignees
- 29
- Inventors
- 99
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 2 | 4 |
| 2017 | 1 | 4 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 3 |
| 2021 | 1 | 2 |
| 2022 | 3 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Connector system for an exhaust extraction system, a nozzle and the use of such nozzle2 Jul 2024US 12,025,038 B2Nederman Holding AB
- Engine aftertreatment recycling apparatus, and system and method using same14 Nov 2023US 11,814,995 B2Cummins Inc.
- Assembly and method for braking the displacement of a tailpipe cover4 Oct 2022US 11,459,931 B2Cisma Solutions ApS
- Diesel engine high pressure SCR ventilation and pressure stabilization system16 Aug 2022US 11,415,035 B2Shanghai Marine Diesel Engine Research Institute
- Exhaust fumes reduction device for internal combustion engine10 May 2022US 11,326,502 B2
- Exhaust purification device19 Mar 2026US 2026/0078692 A1Subaru Corporation
- Connector system for an exhaust extraction system, a nozzle and the use of such nozzle21 Mar 2024US 2024/0093626 A1Nederman Holding AB
- Circular exhaust-diffuser system5 Oct 2023US 2023/0313725 A1
- Engine aftertreatment recycling apparatus, and system and method using same15 Sep 2022US 2022/0290594 A1Cummins Inc.
- Diesel engine high pressure scr ventilation and pressure stabilisation system12 May 2022US 2022/0145788 A1Shanghai Marine Diesel Engine Research Institute
Most cited
By later US patents
- Exhaust gas muffler for a two-stroke engine40US 4,890,690 A1990
- Catalyst muffler system30US 5,521,339 AWCI Outdoor Products, Inc. · 1996
- Turbo jet muffler29US 5,058,704 A1991
- Tail pipe for drafting engine exhaust gas27US 4,792,014 A1988
- Device and method for filtering internal combustion engine exhaust gases and vehicle equipped with such a device21US 6,185,934 B12001