C07D 309/30
Oxygen atoms
Official title: Oxygen atoms, e.g. delta-lactones
C07D309/30 (Oxygen atoms) appears on 732 US grants and 403 published applications in this corpus.
Search patents in C07D- Granted patents
- 732
- Published applications
- 403
- Assignees
- 328
- Inventors
- 1,515
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 9 | 0 |
| 1978 | 31 | 0 |
| 1979 | 11 | 0 |
| 1980 | 10 | 0 |
| 1981 | 22 | 0 |
| 1982 | 17 | 0 |
| 1983 | 11 | 0 |
| 1984 | 18 | 0 |
| 1985 | 11 | 0 |
| 1986 | 15 | 0 |
| 1987 | 11 | 0 |
| 1988 | 13 | 0 |
| 1989 | 39 | 0 |
| 1990 | 41 | 0 |
| 1991 | 30 | 0 |
| 1992 | 34 | 0 |
| 1993 | 18 | 0 |
| 1994 | 15 | 0 |
| 1995 | 16 | 0 |
| 1996 | 12 | 0 |
| 1997 | 13 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 17 | 2 |
| 2002 | 12 | 19 |
| 2003 | 18 | 20 |
| 2004 | 15 | 20 |
| 2005 | 7 | 30 |
| 2006 | 9 | 19 |
| 2007 | 12 | 24 |
| 2008 | 13 | 18 |
| 2009 | 10 | 19 |
| 2010 | 21 | 19 |
| 2011 | 12 | 16 |
| 2012 | 12 | 18 |
| 2013 | 15 | 23 |
| 2014 | 16 | 21 |
| 2015 | 26 | 18 |
| 2016 | 11 | 12 |
| 2017 | 16 | 15 |
| 2018 | 9 | 11 |
| 2019 | 9 | 14 |
| 2020 | 12 | 13 |
| 2021 | 9 | 13 |
| 2022 | 11 | 10 |
| 2023 | 4 | 7 |
| 2024 | 3 | 12 |
| 2025 | 6 | 6 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Actinic-ray-sensitive or radiation-sensitive resin composition, actinic-ray-sensitive or radiation-sensitive film, method for forming pattern, and method for producing electronic device27 Jan 2026US 12,535,734 B2FUJIFILM Corporation
- Scalable polypropionate lactone stereotetrads30 Dec 2025US 12,509,477 B2Akanocure Pharmaceuticals, Inc.
- HMG-CoA reductase degradation inducing compound25 Nov 2025US 12,479,840 B2Uppthera, Inc.
- Biosynthetic production of gamma- and delta-lactones using cytochrome P450 enzymes having subterminal hydroxylase activity16 Sep 2025US 12,416,028 B2Conagen Inc.
- Antibody drug conjugates9 Sep 2025US 12,410,148 B2Parma Mar, S.A.
- Globodera pallida control agent20 Aug 2026US 2026/0240154 A1National Agriculture and Food Research Organization
- Continuous method for producing lactones23 Jul 2026US 2026/0209197 A1Massachusetts Institute of Technology
- Enzymes, cells, and methods for producing lactones9 Jul 2026US 2026/0193683 A1Manus Bio Inc.
- Method for producing massoia lactone from liamocins1 Jan 2026US 2026/0002184 A1
- Programmable selective acylation of polyols30 Oct 2025US 2025/0332271 A1Nanyang Technological University
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
- Physiologically active substances207US 3,983,140 ASankyo Company, Limited · 1976
- Antihypercholesterolemic compounds122US 4,450,171 AMerck & Co., Inc. · 1984