C07C 5/393
With cyclisation to an aromatic six-membered ring
Official title: with cyclisation to an aromatic six-membered ring, e.g. dehydrogenation of n-hexane to benzene
C07C5/393 (With cyclisation to an aromatic six-membered ring) appears on 402 US grants and 154 published applications in this corpus.
Search patents in C07C- Granted patents
- 402
- Published applications
- 154
- Assignees
- 101
- Inventors
- 567
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 18 | 0 |
| 1978 | 16 | 0 |
| 1979 | 14 | 0 |
| 1980 | 12 | 0 |
| 1981 | 7 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 15 | 0 |
| 1988 | 19 | 0 |
| 1989 | 22 | 0 |
| 1990 | 21 | 0 |
| 1991 | 20 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 12 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 9 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 11 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 6 |
| 2003 | 5 | 2 |
| 2004 | 1 | 3 |
| 2005 | 3 | 3 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 6 |
| 2009 | 0 | 1 |
| 2010 | 1 | 6 |
| 2011 | 2 | 5 |
| 2012 | 3 | 9 |
| 2013 | 2 | 6 |
| 2014 | 8 | 11 |
| 2015 | 9 | 10 |
| 2016 | 9 | 2 |
| 2017 | 5 | 10 |
| 2018 | 9 | 15 |
| 2019 | 10 | 12 |
| 2020 | 12 | 10 |
| 2021 | 10 | 13 |
| 2022 | 8 | 7 |
| 2023 | 8 | 3 |
| 2024 | 4 | 8 |
| 2025 | 5 | 1 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Processes for dehydrogenating alkanes and alkyl aromatic hydrocarbons9 Jun 2026US 12,649,704 B2ExxonMobil Chemical Patents Inc.
- Flexible production of benzene and derivatives thereof via oligomerization of ethylene26 May 2026US 12,637,399 B2Chevron Phillips Chemical Company LP
- Photoresist composition including a chrysene compound, method of forming a pattern using the same, and method of fabricating 6-nitrochrysene6 Jan 2026US 12,516,014 B2Samsung Electronics Co., Ltd.
- Flexible benzene production via selective-higher-olefin oligomerization of ethylene7 Oct 2025US 12,435,016 B2Chevron Phillips Chemical Company LP
- Catalyst for aromatization of alkanes having 4 to 7 carbon atoms, process of making, and process of aromatics preparation by using thereof6 May 2025US 12,290,801 B2PTT Global Chemical Public Company Limited
- Catalyst and process for the dehydrogenation of alkanes to olefins27 Aug 2026US 2026/0249274 A1Dow Global Technologies LLC
- Process for increasing the hydrogen purity and recovery in dehydrogenation5 Feb 2026US 2026/0035322 A1Uop LLC
- Process of producing toluene5 Feb 2026US 2026/0035323 A1Uop LLC
- Endothermic reactions heated by resistance heating17 Apr 2025US 2025/0121344 A1Haldor TopsøE A/S
- Processes for aromatization of naphtha isoparaffins28 Nov 2024US 2024/0391853 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Crystalline silicoaluminophosphates925US 4,440,871 AUnion Carbide Corporation · 1984
- Titanium-containing molecular sieves201US 4,500,651 AUnion Carbide Corporation · 1985
- Method of dehydrocyclizing aliphatic hydrocarbons149US 4,104,320 AElf Union · 1978
- Crystalline ferroaluminophosphates91US 4,554,143 AUnion Carbide Corporation · 1985
- Silica-modified zeolite catalyst and conversion therewith85US 4,060,568 AMobil Oil Corporation · 1977