C07D 309/34
Heterocyclic compounds containing six-membered rings having one oxygen atom as the only
Official title: having three or more double bonds between ring members or between ring members and non-ring members
C07D309/34 (Heterocyclic compounds containing six-membered rings having one oxygen atom as the only) appears on 461 US grants and 328 published applications in this corpus.
Search patents in C07D- Granted patents
- 461
- Published applications
- 328
- Assignees
- 273
- Inventors
- 1,165
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 11 | 0 |
| 1978 | 11 | 0 |
| 1979 | 15 | 0 |
| 1980 | 9 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 9 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 9 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 10 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 13 | 0 |
| 2001 | 18 | 5 |
| 2002 | 19 | 21 |
| 2003 | 12 | 28 |
| 2004 | 8 | 18 |
| 2005 | 13 | 16 |
| 2006 | 7 | 12 |
| 2007 | 8 | 14 |
| 2008 | 13 | 7 |
| 2009 | 4 | 12 |
| 2010 | 9 | 11 |
| 2011 | 4 | 15 |
| 2012 | 8 | 16 |
| 2013 | 6 | 15 |
| 2014 | 15 | 11 |
| 2015 | 18 | 27 |
| 2016 | 12 | 7 |
| 2017 | 14 | 11 |
| 2018 | 6 | 13 |
| 2019 | 8 | 8 |
| 2020 | 4 | 17 |
| 2021 | 10 | 7 |
| 2022 | 12 | 7 |
| 2023 | 6 | 10 |
| 2024 | 5 | 7 |
| 2025 | 3 | 6 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tetrahydrococannabinolic acid cocrystals11 Aug 2026US 12,702,675 B2Manoira Corporation
- Stereoselective process for preparing substituted polycyclic pyridone28 Apr 2026US 12,612,415 B2Shionogi & Co., Ltd.
- Composition for the drying of Tillandsia sp14 Apr 2026US 12,599,137 B2
- Co-crystals or salts of psilocin and methods of treatment therewith24 Feb 2026US 12,559,458 B2Reset Pharmaceuticals, Inc.
- Organic electroluminescent element and electronic device20 Jan 2026US 12,528,984 B2Idemitsu Kosan Co., Ltd.
- Biobased polyesters and methods of making and using same24 Sep 2026US 2026/0286044 A1Solugen, Inc.
- A pharmaceutical composition targeting mutant p53 and her26 Aug 2026US 2026/0224524 A1
- Cannabinoid receptor 2 modulators16 Jul 2026US 2026/0200892 A1Hoffmann-La Roche Inc.
- Process for the preparation of an elastomer composition comprising a linear or cyclic di-carboxylic acid16 Jul 2026US 2026/0201145 A1Pirelli Tyre S. P. A.
- Bio-renewable polymers and uses thereof18 Jun 2026US 2026/0167750 A1The Regents of the University of California
Most cited
By later US patents
- Recombinant production of novel polyketides221US 5,672,491 ALeland Stanford Junior University · 1997
- Recombinant combinatorial genetic library for the production of novel polyketides108US 5,712,146 ALeland Stanford Junior University · 1998
- Substituted phenyl keto enols as pesticides and herbicides82US 6,140,358 ABayer Aktiengesellschaft · 2000
- Alkyl dihalogenated phenyl-substituted ketoenols useful as pesticides and herbicides81US 6,316,486 B1Bayer Aktiengesellschaft · 2001
- Radiation sensitive plates65US 5,130,227 AVickers, Incorporated · 1992