F02M 21/0212
Comprising at least 3 c-atoms
Official title: {comprising at least 3 C-Atoms, e.g. liquefied petroleum gas [LPG], propane or butane}
F02M21/0212 (Comprising at least 3 c-atoms) appears on 341 US grants and 290 published applications in this corpus.
Search patents in F02M- Granted patents
- 341
- Published applications
- 290
- Assignees
- 172
- Inventors
- 599
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 8 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 1 |
| 2002 | 4 | 6 |
| 2003 | 4 | 9 |
| 2004 | 9 | 22 |
| 2005 | 15 | 13 |
| 2006 | 13 | 9 |
| 2007 | 10 | 8 |
| 2008 | 9 | 9 |
| 2009 | 8 | 17 |
| 2010 | 10 | 6 |
| 2011 | 9 | 17 |
| 2012 | 6 | 12 |
| 2013 | 12 | 16 |
| 2014 | 16 | 22 |
| 2015 | 15 | 21 |
| 2016 | 9 | 15 |
| 2017 | 20 | 17 |
| 2018 | 11 | 20 |
| 2019 | 22 | 15 |
| 2020 | 13 | 10 |
| 2021 | 12 | 9 |
| 2022 | 4 | 5 |
| 2023 | 6 | 3 |
| 2024 | 2 | 3 |
| 2025 | 3 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for processing gas in a gas storage facility for a gas tanker11 Aug 2026US 12,704,323 B2Gaztransport Et Technigaz
- Propane fuel system thermal management systems and methods30 Dec 2025US 12,510,044 B2Cummins Inc.
- Liquid injected propane fuel system14 Jan 2025US 12,196,160 B2Auto Gas Services, LLC
- Fuel system for a vehicle7 Jan 2025US 12,187,116 B2Oshkosh Corporation
- LPG fuel supply system with vapor lock prevention10 Dec 2024US 12,163,628 B2ICOM North America LLC
- High pressure pump with bypass flow for lpg fuel30 Apr 2026US 2026/0117729 A1Stanadyne Operating Company LLC
- Fuel Delivery System Component Encasement Block5 Mar 2026US 2026/0063123 A1
- Unknow1 Jan 2026US 2026/0002504 A1TGE Marine Gas Engineering GmbH
- Liquid Injected Propane Fuel System8 May 2025US 2025/0146457 A1Auto Gas Services, LLC
- Valve structure8 May 2025US 2025/0146459 A1Hyundai Motor Company
Most cited
By later US patents
- Operating techniques for internal combustion engines116US 6,408,625 B1Cummins Engine Company, Inc. · 2002
- Fuel system for a vehicle77US 9,694,671 B2Oshkosh Corporation · 2017
- Internal combustion engine dual fuel system73US 4,335,697 A1982
- Internal combustion engine with cooling of intake air using refrigeration of liquefied fuel gas72US 5,375,580 AAir Products and Chemicals, Inc. · 1994
- Liquid propane fuel delivery system63US 5,623,907 AWalbro Corporation · 1997