F01N 13/1894
The parts being assembled in longitudinal direction
Official title: {the parts being assembled in longitudinal direction}
F01N13/1894 (The parts being assembled in longitudinal direction) appears on 139 US grants and 102 published applications in this corpus.
Search patents in F01N- Granted patents
- 139
- Published applications
- 102
- Assignees
- 96
- Inventors
- 327
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 4 |
| 2003 | 5 | 1 |
| 2004 | 0 | 5 |
| 2005 | 1 | 5 |
| 2006 | 1 | 3 |
| 2007 | 3 | 6 |
| 2008 | 4 | 4 |
| 2009 | 2 | 3 |
| 2010 | 4 | 6 |
| 2011 | 4 | 7 |
| 2012 | 4 | 3 |
| 2013 | 3 | 5 |
| 2014 | 2 | 2 |
| 2015 | 6 | 6 |
| 2016 | 5 | 6 |
| 2017 | 5 | 3 |
| 2018 | 3 | 6 |
| 2019 | 2 | 6 |
| 2020 | 6 | 6 |
| 2021 | 4 | 6 |
| 2022 | 8 | 1 |
| 2023 | 3 | 1 |
| 2024 | 1 | 4 |
| 2025 | 4 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Exhaust gas treatment assembly29 Jul 2025US 12,372,017 B2Purem GmbH
- Exhaust sound attenuation and control system20 May 2025US 12,305,546 B2
- Pneumatic tool exhaust muffler9 Jan 2024US 11,867,102 B2Snap-on Incorporated
- Muffler for an exhaust system and method for making a muffler8 Jan 2026US 2026/0009348 A1Purem GmbH
- Exhaust sound attenuation and control system24 Oct 2024US 2024/0352881 A1
- Aftertreatment component cartridge for an aftertreatment system24 Oct 2024US 2024/0352884 A1Cummins Emission Solutions Inc.
- Sound damper28 Mar 2024US 2024/0102407 A1Purem GmbH
- Exhaust Gas Routing Component for an Exhaust Gas System of an Internal Combustion Engine1 Feb 2024US 2024/0035409 A1Purem GmbH
Most cited
By later US patents
- Multi-chambered air cleaner74US 4,578,091 A1986
- Vertical mount catalytic converter muffler73US 5,808,245 ADonaldson Company, Inc. · 1998
- Muffler and exhaust gas purifier for internal combustion engines57US 4,032,310 A1977
- Method and apparatus for control of fluids53US 4,685,534 A1987
- Regenerable diesel exhaust filter and heater53US 5,457,945 APall Corporation · 1995