C07C 45/39
Being a secondary hydroxyl group
Official title: being a secondary hydroxyl group
C07C45/39 (Being a secondary hydroxyl group) appears on 112 US grants and 64 published applications in this corpus.
Search patents in C07C- Granted patents
- 112
- Published applications
- 64
- Assignees
- 80
- Inventors
- 378
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 1 | 3 |
| 2003 | 2 | 6 |
| 2004 | 3 | 8 |
| 2005 | 1 | 2 |
| 2006 | 5 | 3 |
| 2007 | 4 | 3 |
| 2008 | 3 | 3 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 3 |
| 2012 | 2 | 3 |
| 2013 | 3 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 3 |
| 2016 | 3 | 2 |
| 2017 | 3 | 4 |
| 2018 | 1 | 2 |
| 2019 | 2 | 2 |
| 2020 | 4 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 0 | 2 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Abietanes and methods of making and using the same11 Feb 2025US 12,221,419 B2The Florida State University Research Foundation, Inc.
- Zwitterion-ruthenium complex for catalytic aerobic oxidation reactions12 Apr 2022US 11,298,694 B2The Chinese University of Hong Kong
- Method for producing terpene aldehydes and terpene ketones8 Jun 2021US 11,028,033 B2Symrise AG
- Synthesis and application of chiral substituted polyvinylpyrrolidinones2 Feb 2021US 10,906,033 B2Kansas State University Research Foundation
- Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols in the presence of a liquid phase29 Dec 2020US 10,875,821 B2BASF SE
- Catalytic aerobic oxidations28 Aug 2025US 2025/0269360 A1
- Abietanes and methods of making and using the same15 May 2025US 2025/0154106 A1The Florida State University Research Foundation, Inc.
- Process For Making Epoxide Derivatives of Farnesene and Use Thereof in Further Synthesis29 Aug 2024US 2024/0287010 A1Givaudan SA
- Abietanes and methods of making and using the same2 May 2024US 2024/0140912 A1The Florida State University Research Foundation, Inc.
- Process for preparing frambione28 Dec 2023US 2023/0416182 A1Rhodia Operations
Most cited
By later US patents
- Tube bundle reactor, use thereof in exothermic organic reactions, and preparation of ketones and aldehydes using same25US 5,149,884 ABASF SE · 1992
- Method for preparing acrolein or methacrolein24US 5,144,090 AMitsui Toatsu Chemicals, Inc. · 1992
- Vapour phase oxidation process20US 3,948,997 ALaporte Industries Limited · 1976
- Method for preparing carbonyl compounds17US 4,359,587 A1982
- Preparation of hydrogen peroxide16US 4,303,632 AE. I. Du Pont de Nemours and Company · 1981