C07C 37/58
Preparation of compounds having hydroxy or o-metal groups bound to a carbon
Official title: by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of molecular oxygen
C07C37/58 (Preparation of compounds having hydroxy or o-metal groups bound to a carbon) appears on 49 US grants and 36 published applications in this corpus.
Search patents in C07C- Granted patents
- 49
- Published applications
- 36
- Assignees
- 32
- Inventors
- 115
- Latest grant
- 4 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 1 |
| 2015 | 2 | 5 |
| 2016 | 2 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 3 | 0 |
| 2020 | 1 | 0 |
| 2021 | 4 | 5 |
| 2022 | 3 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Chromium-catalyzed production of alcohols from hydrocarbons4 Jun 2024US 11,999,679 B2Chevron Phillips Chemical Company LP
- Chromium-catalyzed production of alcohols from hydrocarbons26 Sep 2023US 11,767,279 B2Chevron Phillips Chemical Company LP
- Chromium-catalyzed production of alcohols from hydrocarbons12 Sep 2023US 11,753,358 B2Chevron Phillips Chemical Company LP
- Chromium-catalyzed production of alcohols from hydrocarbons13 Sep 2022US 11,440,864 B2Chevron Phillips Chemical Company LP
- Chromium-catalyzed production of alcohols from hydrocarbons13 Sep 2022US 11,440,865 B2Chevron Phillips Chemical Company LP
- Production of phenol from a biomass24 Apr 2025US 2025/0129004 A1Syensqo SA
- Chromium-Catalyzed Production of Alcohols From Hydrocarbons7 Dec 2023US 2023/0391700 A1Chevron Phillips Chemical Company LP
- Chromium-Catalyzed Production of Alcohols From Hydrocarbons10 Nov 2022US 2022/0356135 A1Chevron Phillips Chemical Company LP
- Chromium-Catalyzed Production of Alcohols From Hydrocarbons3 Nov 2022US 2022/0348527 A1Chevron Phillips Chemical Company LP
- Chromium-Catalyzed Production of Alcohols From Hydrocarbons3 Feb 2022US 2022/0033332 A1Chevron Phillips Chemical Company LP
Most cited
By later US patents
- Chromium-catalyzed production of alcohols from hydrocarbons14US 11,180,435 B2Chevron Phillips Chemical Company LP · 2021
- Process for preparing hydroxylated aromatics by hydrogen and oxygen12US 6,191,318 B1Korea Research Institute of Chemical Technology · 2001
- Process for the oxidation of benzene to phenol11US 4,982,015 AShell Oil Company · 1991
- Method for hydroxylating aromatic compounds8US 5,912,391 AGeneral Electric Company · 1999
- Process for the oxidation of benzene to phenol7US 4,992,600 AShell Oil Company · 1991