C07C 5/42
Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
Official title: by dehydrogenation with a hydrogen acceptor
C07C5/42 (Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms) appears on 847 US grants and 760 published applications in this corpus.
Search patents in C07C- Granted patents
- 847
- Published applications
- 760
- Assignees
- 258
- Inventors
- 1,636
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 16 | 0 |
| 1978 | 18 | 0 |
| 1979 | 15 | 0 |
| 1980 | 8 | 0 |
| 1981 | 14 | 0 |
| 1982 | 13 | 0 |
| 1983 | 14 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 13 | 0 |
| 1988 | 18 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 9 | 0 |
| 1993 | 12 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 10 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 3 |
| 2002 | 11 | 12 |
| 2003 | 17 | 14 |
| 2004 | 6 | 19 |
| 2005 | 7 | 13 |
| 2006 | 11 | 12 |
| 2007 | 9 | 16 |
| 2008 | 7 | 15 |
| 2009 | 7 | 19 |
| 2010 | 15 | 18 |
| 2011 | 12 | 12 |
| 2012 | 14 | 15 |
| 2013 | 11 | 20 |
| 2014 | 14 | 32 |
| 2015 | 14 | 39 |
| 2016 | 20 | 47 |
| 2017 | 33 | 48 |
| 2018 | 54 | 65 |
| 2019 | 47 | 69 |
| 2020 | 60 | 56 |
| 2021 | 57 | 45 |
| 2022 | 27 | 37 |
| 2023 | 37 | 42 |
| 2024 | 26 | 35 |
| 2025 | 24 | 27 |
| 2026 | 21 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 5/48With oxygen as an acceptor689
- C07C 5/50With an organic compound as an acceptor65
- C07C 5/46With sulfur or a sulfur-containing compound as an acceptor17
- C07C 5/54With an acceptor system containing at least two compounds provided for in14
- C07C 5/44With halogen or a halogen-containing compound as an acceptor11
Recent patents
- Complex oxides for reactive oxygen separation and related applications6 Oct 2026US 12,752,260 B2North Carolina State University
- Zn-metal oxide/zeolite catalyst and methods of making thereof8 Sep 2026US 12,728,410 B2The Regents of the University of California
- Process and catalyst for converting natural gasoline to light olefins8 Sep 2026US 12,729,345 B2King Fahd University of Petroleum and Minerals
- Method for treating cancerous tissue with a nanotherapeutic1 Sep 2026US 12,721,910 B2Imam Abdulrahman Bin Faisal University
- Methods for preparing nanotherapeutic compositions1 Sep 2026US 12,721,911 B2Imam Abdulrahman Bin Faisal University
- Feed purification in ethane odh process17 Sep 2026US 2026/0274772 A1NOVA Chemicals (International) S.A.
- Catalysts for oxidative dehydrogenation10 Sep 2026US 2026/0264055 A1NOVA Chemicals (International) S.A.
- Production of ethylene via oxidative dehydrogenation of ethane27 Aug 2026US 2026/0250220 A1Sabic Global Technologies B.V.
- Catalyst and process for the dehydrogenation of alkanes to olefins6 Aug 2026US 2026/0225079 A1Dow Global Technologies LLC
- Paraffin dehydrogenation reactor electric heater30 Jul 2026US 2026/0217629 A1Lummus Technology Inc.
Most cited
By later US patents
- Methods for manufacturing olefins from lower alkans by oxidative dehydrogenation140US 6,518,476 B1Union Carbide Chemicals & Plastics Technology Corporation · 2003
- Monomodal and polymodal catalyst supports and catalysts having narrow pore size distributions and their production129US 5,935,897 ABASF SE · 1999
- Catalytic wall reactors and use of catalytic wall reactors for methane coupling and hydrocarbon cracking reactions108US 5,599,510 AAmoco Corporation · 1997
- Low temperature oxydehydrogenation of ethane to ethylene105US 4,250,346 AUnion Carbide Corporation · 1981
- Process for oxydehydrogenation of ethane to ethylene99US 4,524,236 AUnion Carbide Corporation · 1985