C07D 311/62
With oxygen atoms directly attached in position 3
Official title: with oxygen atoms directly attached in position 3, e.g. anthocyanidins
C07D311/62 (With oxygen atoms directly attached in position 3) appears on 198 US grants and 252 published applications in this corpus.
Search patents in C07D- Granted patents
- 198
- Published applications
- 252
- Assignees
- 162
- Inventors
- 569
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 6 | 5 |
| 2003 | 8 | 14 |
| 2004 | 9 | 18 |
| 2005 | 6 | 14 |
| 2006 | 10 | 17 |
| 2007 | 6 | 17 |
| 2008 | 4 | 20 |
| 2009 | 5 | 13 |
| 2010 | 9 | 15 |
| 2011 | 10 | 11 |
| 2012 | 11 | 11 |
| 2013 | 6 | 8 |
| 2014 | 8 | 10 |
| 2015 | 15 | 15 |
| 2016 | 10 | 9 |
| 2017 | 6 | 5 |
| 2018 | 3 | 3 |
| 2019 | 5 | 3 |
| 2020 | 2 | 5 |
| 2021 | 4 | 9 |
| 2022 | 4 | 12 |
| 2023 | 3 | 2 |
| 2024 | 4 | 7 |
| 2025 | 2 | 4 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Crystalline form of epigallocatechin-3-gallate1 Sep 2026US 12,723,034 B2PharmassětX Inc.
- Flavanone derivatives and their use as sweetness enhancers26 May 2026US 12,635,718 B2
- Flavor or aroma deterioration inhibitor containing theanaphthoquinone and analogues thereof as active ingredient24 Mar 2026US 12,582,592 B2Ogawa & Co., Ltd.
- Use of small molecule inhibitors to KLF10 for modulation of T regulatory cells and cancer immunotherapy30 Sep 2025US 12,428,410 B2Beth Israel Deaconess Medical Center, Inc.
- Lipophenolic flavonoid derivatives useful to reduce carbonyl and oxidative stresses (COS)14 Jan 2025US 12,195,437 B2Centre National de la Recherche Scientifique (CNRS)
- Crystalline form of epigallocatechin-3-gallate1 Oct 2026US 2026/0297048 A1PharmassětX Inc.
- Crystalline form of epigallocatechin-3-gallate1 Oct 2026US 2026/0297049 A1PharmassětX Inc.
- Crystalline form of epigallocatechin-3-gallate1 Oct 2026US 2026/0297050 A1PharmassětX Inc.
- Crystalline form of epigallocatechin-3-gallate18 Jun 2026US 2026/0167611 A1PharmassětX Inc.
- Methods for preparing (-)-epicatechin12 Feb 2026US 2026/0042741 A1Mars, Incorporated
Most cited
By later US patents
- Methods and compositions for regulation of 5-α-reductase activity97US 6,576,660 B1Arch Development Corporation · 2003
- Antineoplastic cocoa extracts and methods for making and using the same83US 5,554,645 AMars, Incorporated · 1996
- Method and compositions for regulation of 5-alpha reductase activity55US 6,696,484 B2University of Chicago Office of Technology and Intellectual Property · 2004
- Method for extraction of proanthocyanidins from plant material51US 5,912,363 AInterhealth Nutraceuticals, Inc. · 1999
- Cranberry extract and biologically active compounds derived therefrom42US 5,646,178 AJLB, Inc. · 1997