C07C 37/002
By transformation of a functional group
Official title: {by transformation of a functional group, e.g. oxo, carboxyl}
C07C37/002 (By transformation of a functional group) appears on 91 US grants and 56 published applications in this corpus.
Search patents in C07C- Granted patents
- 91
- Published applications
- 56
- Assignees
- 60
- Inventors
- 220
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 4 |
| 2011 | 2 | 3 |
| 2012 | 3 | 1 |
| 2013 | 3 | 5 |
| 2014 | 3 | 2 |
| 2015 | 2 | 4 |
| 2016 | 4 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 3 | 4 |
| 2020 | 7 | 3 |
| 2021 | 1 | 4 |
| 2022 | 2 | 2 |
| 2023 | 3 | 4 |
| 2024 | 1 | 1 |
| 2025 | 3 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Chiral multidentate ligand, and application thereof in asymmetric hydrogenation16 Dec 2025US 12,497,424 B2Shenzhen Catalys Technology Co., Ltd
- Process for preparing tapinarof15 Apr 2025US 12,275,696 B2Dermavant Sciences GmbH
- Preparation method for and application of chiral spirocyclic phosphine-nitrogen-phosphine tridentate ligand and iridium catalyst thereof8 Apr 2025US 12,269,835 B2
- Extraction and purification of cannabinoids12 Nov 2024US 12,138,289 B2M-For, LLC
- Extraction and purification of cannabinoids26 Sep 2023US 11,766,466 B2M-For, LLC
- Cardanol-based bisphenol, preparation method therefor and application thereof25 Sep 2025US 2025/0296905 A1Nasurfar Biomaterial Technology (Changshu) Co., Ltd.
- Process for preparing tapinarof28 Aug 2025US 2025/0270158 A1Dermavant Sciences GmbH
- Production of phenol from a biomass24 Apr 2025US 2025/0129004 A1Syensqo SA
- Methods and systems for the extraction of cannabinoids6 Jun 2024US 2024/0181372 A1Pobeltsch-Gle AD
- Extraction and Purification of Cannabinoids9 Nov 2023US 2023/0355697 A1M-For, LLC
Most cited
By later US patents
- Disubstituted ethanes61US 4,439,015 AHoffmann-La Roche Inc. · 1984
- Preparation of antioxidants48US 4,317,933 AThe Goodyear Tire & Rubber Company · 1982
- Triptolide analogs for the treatment of autoimmune and inflammatory disorders29US 6,777,441 B2Emory University · 2004
- Aralkyl carboxylic acid compounds25US 4,139,545 ATakeda Chemical Industries, Ltd. · 1979
- Substituted 2-higher alkyl-3-hydroxy-1,4-naphthoquinone carboxylic acid esters and their use as miticides24US 4,115,584 AE. I. Du Pont de Nemours and Company · 1978