F01N 2590/08
Exhaust or silencing apparatus adapted to particular use: for heavy duty applications
Official title: for heavy duty applications, e.g. trucks, buses, tractors, locomotives
F01N2590/08 (Exhaust or silencing apparatus adapted to particular use: for heavy duty applications) appears on 697 US grants and 803 published applications in this corpus.
Search patents in F01N- Granted patents
- 697
- Published applications
- 803
- Assignees
- 193
- Inventors
- 1,517
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 2 |
| 2003 | 2 | 2 |
| 2004 | 3 | 4 |
| 2005 | 5 | 2 |
| 2006 | 3 | 6 |
| 2007 | 2 | 9 |
| 2008 | 1 | 10 |
| 2009 | 4 | 25 |
| 2010 | 10 | 26 |
| 2011 | 15 | 38 |
| 2012 | 12 | 38 |
| 2013 | 27 | 42 |
| 2014 | 40 | 56 |
| 2015 | 63 | 85 |
| 2016 | 63 | 81 |
| 2017 | 63 | 64 |
| 2018 | 39 | 37 |
| 2019 | 58 | 39 |
| 2020 | 42 | 45 |
| 2021 | 41 | 43 |
| 2022 | 35 | 43 |
| 2023 | 44 | 37 |
| 2024 | 32 | 32 |
| 2025 | 36 | 19 |
| 2026 | 14 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Work vehicle and aftertreatment system therefor25 Aug 2026US 12,716,375 B2Deere & Company
- Locomotive exhaust aftertreatment system28 Jul 2026US 12,692,808 B1Echeneidae Inc.
- Multi-stage emission system for large displacement compression ignition non-road diesel generator systems for emergency and non-emergency stationary power applications14 Jul 2026US 12,680,488 B2Bluefin ESI, Inc.
- Tractor14 Jul 2026US 12,680,489 B2Kubota Corporation
- Construction machine26 May 2026US 12,637,835 B2Hitachi Construction Machinery Co., Ltd.
- Dual Venturi Exhaust Assembly20 Aug 2026US 2026/0243189 A1
- Work vehicle and aftertreatment system therefor6 Aug 2026US 2026/0226857 A1Deere & Company
- Exhaust Assembly23 Jul 2026US 2026/0210277 A1AGCO International GmbH
- Method and apparatus for treating diesel exhaust emissions9 Jul 2026US 2026/0192250 A1CJ Reactor Pty Ltd
- Diesel oxidation deposit mitigation9 Jul 2026US 2026/0193998 A1Thermo King Corporation
Most cited
By later US patents
- Mobile power generation system151US 11,125,156 B2Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. · 2021
- Exhaust gas diffuser144US 7,779,961 B22010
- Combination spark arrestor and aspirating muffler129US 4,147,230 ANelson Industries, Inc. · 1979
- Exhaust silencer for an agricultural tractor78US 4,209,076 ACentro Ricerche Fiat S.p.A. · 1980
- Onboard heater of auxiliary systems using exhaust gases and associated methods69US 11,428,165 B2BJ Energy Solutions, LLC · 2022