C07C 67/42
By oxidation of secondary alcohols or ketones
Official title: by oxidation of secondary alcohols or ketones
C07C67/42 (By oxidation of secondary alcohols or ketones) appears on 53 US grants and 44 published applications in this corpus.
Search patents in C07C- Granted patents
- 53
- Published applications
- 44
- Assignees
- 47
- Inventors
- 163
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 0 |
| 2015 | 2 | 4 |
| 2016 | 4 | 4 |
| 2017 | 2 | 3 |
| 2018 | 2 | 2 |
| 2019 | 0 | 1 |
| 2020 | 3 | 2 |
| 2021 | 3 | 4 |
| 2022 | 4 | 3 |
| 2023 | 1 | 3 |
| 2024 | 1 | 2 |
| 2025 | 3 | 6 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for preparing (Z)-7-tetradecen-2-one30 Jun 2026US 12,668,561 B2Shin-Etsu Chemical Co., Ltd.
- Method for producing compound30 Sep 2025US 12,428,387 B2Kureha Corporation
- Method for producing maxacalcitol, and intermediate therefor8 Jul 2025US 12,351,551 B2Yonsung Fine Chemical Co., Ltd.
- Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound22 Apr 2025US 12,281,069 B2Shin-Etsu Chemical Co., Ltd.
- Reactor and process for producing alkyl (meth)acrylates2 Jan 2024US 11,858,890 B2Rohm Co., Ltd.
- Acetoacetate Based Ketals16 Oct 2025US 2025/0320175 A1Arxada AG
- 5-(2-butyl-1,3-dioxolan-2-yl)-1-methylpentyl acetate and process for preparing 2,7-diacetoxyundecane therefrom9 Oct 2025US 2025/0313543 A1Shin-Etsu Chemical Co., Ltd.
- Process for an oxidative esterification reactor7 Aug 2025US 2025/0250222 A1
- Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound3 Jul 2025US 2025/0214923 A1Shin-Etsu Chemical Co., Ltd.
- 8-(acyloxy)alkanal compound, process for preparing the same and process for preparing 2,9-diacetoxyundecane from the 8-(acyloxy)alkanal compound13 Mar 2025US 2025/0084028 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Using methacrolein and methanol as dehydration and absorption agents during production of methyl methacrylate61US 5,969,178 AAsahi Kasei Kogyo Kabushiki Kaisha · 1999
- Candida tropicalis cells and use thereof11US 8,999,684 B2Evonik Degussa GmbH · 2015
- Methods for synthesis of acyloxyalkyl compounds8US 7,662,987 B2XenoPort, Inc. · 2010
- Process for the preparation of 1-fluoro-cyclopropane-1-carboxylic acid7US 5,434,303 ABayer Aktiengesellschaft · 1995
- Process for the preparation of travoprost6US 9,290,432 B2Chinoin GyóGyszer éS VegyéSzeti TerméKek GyáRa Zrt. · 2016