C07D 311/48
With two such benzopyran radicals linked together by a carbon chain
Official title: with two such benzopyran radicals linked together by a carbon chain
C07D311/48 (With two such benzopyran radicals linked together by a carbon chain) appears on 4 US grants and 3 published applications in this corpus.
Search patents in C07D- Granted patents
- 4
- Published applications
- 3
- Assignees
- 3
- Inventors
- 9
- Latest grant
- 20 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Anticancer compounds20 Jun 2023US 11,680,078 B2Godavari Biorefineries Limited
- Anticancer compounds10 Aug 2021US 11,084,843 B2Godavari Biorefineries Limited
- Hydroxy and polyhydroxy derivatives of coumarin, preparation thereof and antiviral action thereof18 Sep 2001US 6,291,518 B1PLIVA, farmaceutska, kemijska, prehrambena i kozmeticka industrija, dionicko drustvo
- Hydroxy and polyhydroxy derivatives of coumarin, preparation thereof and antiviral action thereof8 Aug 2000US 6,100,409 APLIVA, farmaceutska, kemijska, prehrambena i kozmeticka industrija, dionicko drustvo
- Anticancer compounds8 Dec 2022US 2022/0389046 A1Godavari Biorefineries Limited
- Anticancer compounds19 Sep 2019US 2019/0284222 A1Godavari Biorefineries Limited
- Products of condensations of hydroxycoumarin derivatives with aromatic and aliphatic dialdehydes, their preparation and antiviral action thereof7 Apr 2005US 2005/0075388 A1
Most cited
By later US patents