F01N 2290/02
Movable parts or members in exhaust systems for other than for control
Official title: with continuous rotary movement
F01N2290/02 (Movable parts or members in exhaust systems for other than for control) appears on 88 US grants and 71 published applications in this corpus.
Search patents in F01N- Granted patents
- 88
- Published applications
- 71
- Assignees
- 61
- Inventors
- 184
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 3 |
| 2005 | 0 | 3 |
| 2006 | 1 | 7 |
| 2007 | 1 | 6 |
| 2008 | 1 | 6 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 2 | 3 |
| 2012 | 2 | 2 |
| 2013 | 3 | 2 |
| 2014 | 2 | 2 |
| 2015 | 1 | 2 |
| 2016 | 3 | 3 |
| 2017 | 1 | 3 |
| 2018 | 6 | 2 |
| 2019 | 3 | 1 |
| 2020 | 0 | 5 |
| 2021 | 1 | 3 |
| 2022 | 5 | 4 |
| 2023 | 7 | 4 |
| 2024 | 3 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Post-combustion engine exhaust gases absorber18 Aug 2026US 12,710,005 B2
- Hydroactive vortex scrubber and reactor13 May 2025US 12,297,762 B1
- Combustion engine for a motor vehicle, and motor vehicle29 Oct 2024US 12,129,780 B2Mercedes-Benz Group AG
- Diesel-steam power plant27 Feb 2024US 11,913,402 B2
- Exhaust aftertreatment system20 Feb 2024US 11,905,869 B2Volvo Truck Corporation
- Post-Combustion Engine Exhaust Gases Absorber28 Nov 2024US 2024/0392712 A1
- Diesel-steam power plant19 Oct 2023US 2023/0332560 A1
- Combustion Engine for a Motor Vehicle, and Motor Vehicle14 Sep 2023US 2023/0287819 A1Mercedes-Benz Group AG
- An exhaust aftertreatment system6 Jul 2023US 2023/0212971 A1Volvo Truck Corporation
- Exhaust aftertreatment system6 Apr 2023US 2023/0105660 A1Volvo Truck Corporation
Most cited
By later US patents
- Ammonia injection in NOx control72US 5,992,141 AKleen Air Systems, Inc. · 1999
- Apparatus for the treatment of gas turbine exhaust gas46US 4,131,432 AHitachi, Ltd. · 1978
- Rotary separator with a bladeless intermediate portion45US 4,832,709 AAllied-Signal Inc. · 1989
- Exhaust arrangement for an internal combustion engine44US 8,539,770 B2Loughborough University · 2013
- Composite gas filtering unit42US 5,120,331 A1992