C07C 5/54
With an acceptor system containing at least two compounds provided for in
Official title: with an acceptor system containing at least two compounds provided for in more than one of the sub-groups C07C5/44 - C07C5/50
C07C5/54 (With an acceptor system containing at least two compounds provided for in) appears on 14 US grants and 6 published applications in this corpus.
Search patents in C07C- Granted patents
- 14
- Published applications
- 6
- Assignees
- 10
- Inventors
- 39
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process and catalyst for converting natural gasoline to light olefins8 Sep 2026US 12,729,345 B2King Fahd University of Petroleum and Minerals
- Compounds, including nonsymmetrical polyaromatic hydrocarbons, and methods6 Jun 2023US 11,667,593 B2The Florida State University Research Foundation, Inc.
- By-product stream upgrading in a propylene oxide/styrene coproduction process7 Jan 2020US 10,526,549 B2Lyondell Chemical Technology, L,P.
- Process for the oxidative dehydrogenation of ethyltoluene to methylstyrene24 Dec 1985US 4,560,818 AMobil Oil Corporation
- Modified zinc ferrite oxidative dehydrogenation catalysts in oxidative dehydrogenation1 Jun 1982US 4,332,972 APetro-Tex Chemical Corporation
- Process and catalyst for converting natural gasoline to light olefins27 Nov 2025US 2025/0361454 A1King Fahd University of Petroleum and Minerals
- Supported polymetallic oxide tandem catalyst, preparation method and application thereof19 Sep 2024US 2024/0307861 A1Tianjin University
- Compounds, including nonsymmetrical polyaromatic hydrocarbons, and methods6 Apr 2023US 2023/0106858 A1The Florida State University Research Foundation, Inc.
- By-product stream upgrading in a propylene oxide/styrene coproduction process1 Nov 2018US 2018/0312764 A1Lyondell Chemical Technology, L,P.
- Use of soluble metal salts in metathesis reactions11 Feb 2016US 2016/0039737 A1Materia, Inc.
Most cited
By later US patents
- Modified zinc ferrite oxidative dehydrogenation catalysts12US 3,951,869 APetro-Tex Chemical Corporation · 1976
- Modified zinc ferrite oxidative dehydrogenation catalysts12US 3,998,760 APetro-Tex Chemical Corporation · 1976
- Modified zinc ferrite oxidative dehydrogenation catalysts8US 3,960,767 APetro-Tex Chemical Corporation · 1976
- Process and apparatus for autothermic cracking of ethane to ethylene8US 4,044,068 AAllied Chemical Corporation · 1977
- Sulfur promoted oxidative dehydrogenation7US 3,937,746 APetro-Tex Chemical Corporation · 1976