C07D 309/00
Heterocyclic compounds containing six-membered rings having one oxygen atom as the only
Official title: Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
C07D309/00 (Heterocyclic compounds containing six-membered rings having one oxygen atom as the only) appears on 4,139 US grants and 2,906 published applications in this corpus.
Search patents in C07D- Granted patents
- 4,139
- Published applications
- 2,906
- Assignees
- 1,495
- Inventors
- 10,114
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 107 | 0 |
| 1977 | 103 | 0 |
| 1978 | 221 | 0 |
| 1979 | 94 | 0 |
| 1980 | 95 | 0 |
| 1981 | 101 | 0 |
| 1982 | 85 | 0 |
| 1983 | 67 | 0 |
| 1984 | 76 | 0 |
| 1985 | 50 | 0 |
| 1986 | 61 | 0 |
| 1987 | 46 | 0 |
| 1988 | 57 | 0 |
| 1989 | 89 | 0 |
| 1990 | 84 | 0 |
| 1991 | 61 | 0 |
| 1992 | 74 | 0 |
| 1993 | 76 | 0 |
| 1994 | 64 | 0 |
| 1995 | 69 | 0 |
| 1996 | 66 | 0 |
| 1997 | 69 | 0 |
| 1998 | 64 | 0 |
| 1999 | 59 | 0 |
| 2000 | 55 | 0 |
| 2001 | 84 | 16 |
| 2002 | 91 | 91 |
| 2003 | 81 | 115 |
| 2004 | 67 | 114 |
| 2005 | 51 | 142 |
| 2006 | 54 | 98 |
| 2007 | 55 | 107 |
| 2008 | 66 | 90 |
| 2009 | 73 | 131 |
| 2010 | 92 | 118 |
| 2011 | 61 | 117 |
| 2012 | 81 | 122 |
| 2013 | 99 | 133 |
| 2014 | 106 | 150 |
| 2015 | 154 | 182 |
| 2016 | 121 | 155 |
| 2017 | 151 | 134 |
| 2018 | 92 | 119 |
| 2019 | 112 | 114 |
| 2020 | 95 | 122 |
| 2021 | 89 | 104 |
| 2022 | 71 | 92 |
| 2023 | 49 | 107 |
| 2024 | 53 | 95 |
| 2025 | 47 | 82 |
| 2026 | 51 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07D 309/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only2,724
- C07D 309/16Heterocyclic compounds containing six-membered rings having one oxygen atom as the only1,032
- C07D 309/34Heterocyclic compounds containing six-membered rings having one oxygen atom as the only461
- C07D 309/32Heterocyclic compounds containing six-membered rings having one oxygen atom as the only324
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Most cited
By later US patents
- Hypocholesteremic fermentation products and process of preparation355US 4,231,938 AMerck & Co., Inc. · 1980
- ML-236B Derivatives and their preparation326US 4,346,227 ASankyo Company, Limited · 1982
- Antihypercholesterolemic compounds279US 4,444,784 AMerck & Co., Inc. · 1984
- Recombinant production of novel polyketides221US 5,672,491 ALeland Stanford Junior University · 1997
- Physiologically active substances207US 3,983,140 ASankyo Company, Limited · 1976