F17C 2221/032
Hydrocarbons
F17C2221/032 (Hydrocarbons) appears on 2,539 US grants and 2,784 published applications in this corpus.
Search patents in F17C- Granted patents
- 2,539
- Published applications
- 2,784
- Assignees
- 1,238
- Inventors
- 4,876
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 21 | 0 |
| 1978 | 33 | 0 |
| 1979 | 17 | 0 |
| 1980 | 22 | 0 |
| 1981 | 9 | 0 |
| 1982 | 23 | 0 |
| 1983 | 24 | 0 |
| 1984 | 16 | 0 |
| 1985 | 15 | 0 |
| 1986 | 10 | 0 |
| 1987 | 18 | 0 |
| 1988 | 7 | 0 |
| 1989 | 13 | 0 |
| 1990 | 22 | 0 |
| 1991 | 12 | 0 |
| 1992 | 17 | 0 |
| 1993 | 26 | 0 |
| 1994 | 26 | 0 |
| 1995 | 33 | 0 |
| 1996 | 40 | 0 |
| 1997 | 35 | 0 |
| 1998 | 41 | 0 |
| 1999 | 34 | 0 |
| 2000 | 44 | 0 |
| 2001 | 33 | 15 |
| 2002 | 47 | 33 |
| 2003 | 45 | 42 |
| 2004 | 38 | 69 |
| 2005 | 36 | 57 |
| 2006 | 42 | 72 |
| 2007 | 47 | 92 |
| 2008 | 35 | 90 |
| 2009 | 39 | 87 |
| 2010 | 34 | 89 |
| 2011 | 45 | 73 |
| 2012 | 44 | 75 |
| 2013 | 54 | 88 |
| 2014 | 70 | 176 |
| 2015 | 65 | 155 |
| 2016 | 93 | 155 |
| 2017 | 109 | 142 |
| 2018 | 121 | 190 |
| 2019 | 132 | 142 |
| 2020 | 138 | 130 |
| 2021 | 125 | 134 |
| 2022 | 116 | 143 |
| 2023 | 107 | 176 |
| 2024 | 132 | 165 |
| 2025 | 119 | 126 |
| 2026 | 88 | 68 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vented methane gas mitigation system with failure detection6 Oct 2026US 12,753,731 B1Caterpillar Inc.
- Power-saving liquefied-gas-fuel ship and method for processing boil-off gas for liquefied-gas-fuel ship6 Oct 2026US 12,753,884 B2Hanwha Ocean Co., Ltd.
- Methods and apparatus for a cryogenic fuel distribution system using a bypass29 Sep 2026US 12,747,706 B2GE Avio S. r. l.
- Pressure vessel29 Sep 2026US 12,747,829 B2Toyota Jidosha Kabushiki Kaisha
- Refillable propane gas tank22 Sep 2026US 12,742,520 B1Caminotek LLC
- Ship boil-off gas reliquefaction system8 Oct 2026US 2026/0307762 A1Hanwha Ocean Co., Ltd.
- Securing Element, Pressure Vessel System and Motor Vehicle8 Oct 2026US 2026/0309283 A1Bayerische Motoren Werke Aktiengesellschaft
- Methods and systems for efficient pressurized liquefied natural gas (plng) production, delivery, and use across mobile and stationary applications8 Oct 2026US 2026/0309409 A1Cryosys, LLC
- System for cooling a data center using evaporation heat of lng liquid gas8 Oct 2026US 2026/0313841 A1
- Precast, prestressed concrete cryogenic tanks - sliding base insulation system and method for full and double containment systems24 Sep 2026US 2026/0287118 A1Preload Cryogenics, LLC
Most cited
By later US patents
- Combined power cycle with liquefied natural gas (LNG) and synthesis or fuel gas140US 5,295,350 ATexaco Inc. · 1994
- Improved liquefied natural gas fueled combined cycle power plant140US 5,457,951 ACabot Corporation · 1995
- System for replenishing energy sources onboard different types of automotive vehicles139US 7,602,143 B22009
- Process for liquefaction of natural gas137US 6,023,942 AExxon Production Research Company · 2000
- Variable-volume storage and dispensing apparatus for compressed natural gas129US 5,454,408 AThermo Power Corporation · 1995