F01N 13/1888
The housing of the assembly consisting of two or more parts
Official title: {the housing of the assembly consisting of two or more parts, e.g. two half-shells}
F01N13/1888 (The housing of the assembly consisting of two or more parts) appears on 410 US grants and 308 published applications in this corpus.
Search patents in F01N- Granted patents
- 410
- Published applications
- 308
- Assignees
- 208
- Inventors
- 902
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 12 | 0 |
| 1990 | 14 | 0 |
| 1991 | 12 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 3 |
| 2002 | 5 | 10 |
| 2003 | 8 | 9 |
| 2004 | 4 | 13 |
| 2005 | 4 | 14 |
| 2006 | 4 | 8 |
| 2007 | 9 | 15 |
| 2008 | 6 | 11 |
| 2009 | 11 | 9 |
| 2010 | 8 | 9 |
| 2011 | 12 | 11 |
| 2012 | 6 | 9 |
| 2013 | 7 | 14 |
| 2014 | 12 | 18 |
| 2015 | 16 | 19 |
| 2016 | 18 | 27 |
| 2017 | 17 | 10 |
| 2018 | 12 | 17 |
| 2019 | 12 | 26 |
| 2020 | 18 | 12 |
| 2021 | 14 | 13 |
| 2022 | 20 | 12 |
| 2023 | 11 | 6 |
| 2024 | 8 | 8 |
| 2025 | 7 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sound damper28 Oct 2025US 12,454,901 B2Purem GmbH
- Exhaust gas routing component for an exhaust gas system of an internal combustion engine14 Oct 2025US 12,442,325 B2Purem GmbH
- Urea tank and fuel tank assembly16 Sep 2025US 12,416,255 B2Tongya (Shandong) Automobile Technology Group Co., Ltd.
- Exhaust gas purification apparatus and construction machinery including the same9 Sep 2025US 12,410,738 B2Hd Hyundai Infracore Co., Ltd.
- Exhaust gas treatment assembly29 Jul 2025US 12,372,017 B2Purem GmbH
- Exhaust structure of engine4 Jun 2026US 2026/0153047 A1Mazda Motor Corporation
- Muffler for an exhaust system and method for making a muffler8 Jan 2026US 2026/0009348 A1Purem GmbH
- Utility Vehicle9 Oct 2025US 2025/0314191 A1Kubota Corporation
- Method for manufacturing exhaust component12 Jun 2025US 2025/0188862 A1
- Exhaust device17 Apr 2025US 2025/0122819 A1Kawasaki Motors, Ltd.
Most cited
By later US patents
- Noise silencer97US 4,109,751 ADeere & Company · 1978
- Method for uniting an exhaust treatment body with its housing and an exhaust treatment apparatus81US 5,683,660 AJ. Eberspächer GmbH & Co. KG · 1997
- Cooling system for snowmobile engine76US 5,957,230 AYamaha Hatsudoki Kabushiki Kaisha · 1999
- Multi-chambered air cleaner74US 4,578,091 A1986
- Vertical mount catalytic converter muffler73US 5,808,245 ADonaldson Company, Inc. · 1998