C07D 311/64
With oxygen atoms directly attached in position 8
Official title: with oxygen atoms directly attached in position 8
C07D311/64 (With oxygen atoms directly attached in position 8) appears on 96 US grants and 65 published applications in this corpus.
Search patents in C07D- Granted patents
- 96
- Published applications
- 65
- Assignees
- 65
- Inventors
- 350
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 4 |
| 2004 | 3 | 4 |
| 2005 | 2 | 8 |
| 2006 | 5 | 8 |
| 2007 | 2 | 5 |
| 2008 | 2 | 5 |
| 2009 | 2 | 3 |
| 2010 | 4 | 3 |
| 2011 | 3 | 0 |
| 2012 | 2 | 5 |
| 2013 | 4 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 4 |
| 2022 | 4 | 1 |
| 2023 | 2 | 3 |
| 2024 | 0 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dihydromyricetin extraction and purification process5 May 2026US 12,617,764 B2Dr Kang International Limited
- Substituted chromanes, analogs thereof, and methods of use and synthesis9 Sep 2025US 12,410,149 B2Northwestern University
- Cannabinoid derivatives as pharmaceutically active compounds and methods of preparation thereof2 Sep 2025US 12,403,136 B2Jazz Pharmaceuticals Research UK Limited
- Processes for the preparation of ortho-allylated hydroxy aryl compounds24 Oct 2023US 11,795,127 B2McMaster University
- Substituted chromanes, analogs thereof, and methods of use and synthesis2 May 2023US 11,639,340 B2Northwestern University
- Cannabinoid derivatives and compositions comprising same25 Dec 2025US 2025/0387417 A1Cannasoul Analytics Ltd.
- Dihydromyricetin extraction and purification process7 Aug 2025US 2025/0250247 A1Dr Kang International Limited
- Chemical synthesis method of prodelphinidin b9 gallate6 Jun 2024US 2024/0182435 A1Zhejiang University
- Processes for the preparation of ortho-allylated hydroxy aryl compounds9 May 2024US 2024/0150269 A1McMaster University
- Substituted chromanes, analogs thereof, and methods of use and synthesis26 Oct 2023US 2023/0339879 A1Northwestern University
Most cited
By later US patents
- Benzopyrans and use thereof in treating vascular diseases84US 4,814,346 AZyma SA · 1989
- 2-aminomethyl-chromans66US 5,318,988 ABayer Aktiengesellschaft · 1994
- Benzopyran compounds useful for treating inflammatory conditions36US 7,259,266 B2Pharmacia Corporation · 2007
- Aryloxypropanolaminotetralins, a process for their preparation and pharmaceutical compositions containing them34US 5,254,595 AElf Sanofi · 1993
- Use of cocoa solids having high cocoa polyphenol content in tabletting compositions and capsule filling compositions29US 6,297,273 B1Mars, Incorporated · 2001