F01N 3/038
By means of perforated plates defining expansion chambers associated with condensation and
Official title: by means of perforated plates defining expansion chambers associated with condensation and collection chambers
F01N3/038 (By means of perforated plates defining expansion chambers associated with condensation and) appears on 24 US grants and 20 published applications in this corpus.
Search patents in F01N- Granted patents
- 24
- Published applications
- 20
- Assignees
- 14
- Inventors
- 31
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 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 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 2 | 2 |
| 2022 | 0 | 3 |
| 2023 | 2 | 4 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method for unblocking pores in a selective catalytic reduction catalyst20 Aug 2024US 12,064,756 B2Volvo Truck Corporation
- Diesel-steam power plant27 Feb 2024US 11,913,402 B2
- Catalytic converter6 Jun 2023US 11,668,215 B2ECC TEC MSJ Incorporated
- Exhaust system and features thereof27 Aug 2026US 2026/0251080 A1ECC TEC MSJ Incorporated
- Feeding and exhaust system for internal combustion engine, or thermal unit, and respective method of operation13 Aug 2026US 2026/0235064 A1Rhapis S.R.L.
- Diesel-steam power plant19 Oct 2023US 2023/0332560 A1
- Catalytic converter28 Sep 2023US 2023/0304427 A1ECC TEC MSJ Incorporated
- Exhaust gas liquefying device6 Jul 2023US 2023/0212969 A1
Most cited
By later US patents
- Silencer-separator device21US 4,162,904 AAmerican Air Filter Company, Inc. · 1979
- Exhaust gas control device for internal combustion engines17US 7,007,459 B22006
- Method and system for exhaust heat exchanger diagnostics16US 9,909,541 B1Ford Global Technologies, LLC · 2018
- Method and system for exhaust heat exchanger diagnostics12US 10,487,782 B2Ford Global Technologies, LLC · 2019
- Exhaust pipe having turbulence wings and an exhaust system12US 7,670,399 B2Samsung Electronics Co., Ltd. · 2010