F02M 17/44
Carburettors characterised by draught direction and not otherwise provided for
Official title: Carburettors characterised by draught direction and not otherwise provided for {, e.g. for model aeroplanes}
F02M17/44 (Carburettors characterised by draught direction and not otherwise provided for) appears on 19 US grants and 10 published applications in this corpus.
Search patents in F02M- Granted patents
- 19
- Published applications
- 10
- Assignees
- 10
- Inventors
- 25
- Latest grant
- 28 Sep 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 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 | 1 | 3 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Individual cylinder tuning booster for a carburetor28 Sep 2021US 11,131,274 B1
- Individual cylinder tuning booster for a carburetor10 Nov 2020US 10,830,183 B2
- Snowthrower including power boost system21 Mar 2017US 9,598,828 B2Briggs & Stratton Corporation
- Variable venturi and zero droop vacuum assist19 Apr 2016US 9,316,175 B2Briggs & Stratton Corporation
- Finned engine spacer24 Feb 2015US 8,960,171 B1
- Individual cylinder tuning booster for a carburetor11 Jun 2020US 2020/0182197 A1
- Snowthrower including power boost system9 Apr 2015US 2015/0096206 A1Briggs & Stratton Corporation
- Variable venturi and zero droop vacuum assist24 Oct 2013US 2013/0276751 A1Briggs & Stratton Corporation
- Carburetor system for outdoor power equipment25 Oct 2012US 2012/0267137 A1Briggs & Stratton Corporation
- Emissions control system for small internal combustion engines12 Apr 2007US 2007/0079814 A1Tecumseh Products Company
Most cited
By later US patents
- Nonpolluting liquid fuel system for engines18US 4,178,894 ABriggs & Stratton Corporation · 1979
- Carburetor usable with motorcycle engine10US 4,913,855 ACustom Chrome, Inc. · 1990
- Fuel supply system for small engine9US 4,353,847 AKawasaki Jukogyo Kabushiki Kaisha · 1982
- Vapor fueled engine9US 6,681,749 B22004
- Carburetor for internal combustion engine7US 4,382,047 AOutboard Marine Corporation · 1983