C07D 491/052
The oxygen-containing ring being six-membered
Official title: the oxygen-containing ring being six-membered
C07D491/052 (The oxygen-containing ring being six-membered) appears on 599 US grants and 927 published applications in this corpus.
Search patents in C07D- Granted patents
- 599
- Published applications
- 927
- Assignees
- 495
- Inventors
- 3,371
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 6 |
| 2007 | 1 | 13 |
| 2008 | 5 | 13 |
| 2009 | 5 | 16 |
| 2010 | 11 | 18 |
| 2011 | 13 | 22 |
| 2012 | 20 | 34 |
| 2013 | 17 | 44 |
| 2014 | 28 | 47 |
| 2015 | 41 | 57 |
| 2016 | 40 | 68 |
| 2017 | 48 | 49 |
| 2018 | 43 | 55 |
| 2019 | 48 | 58 |
| 2020 | 43 | 64 |
| 2021 | 44 | 49 |
| 2022 | 39 | 48 |
| 2023 | 41 | 76 |
| 2024 | 31 | 69 |
| 2025 | 40 | 67 |
| 2026 | 20 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for carrying out reaction of isatin compound and cyclopropenone compound at low catalytic amount22 Sep 2026US 12,741,972 B2Soochow University
- 6,7-dihydro-pyrano[2,3-d]pyrimidine inhibitors of KRAS G12C mutant15 Sep 2026US 12,735,425 B2Merck Sharp & Dohme Corp.
- Heterocyclic flavone derivatives, compositions, and methods related thereto15 Sep 2026US 12,735,426 B2Emory University
- Oxygen-containing heterocyclic compound and use thereof18 Aug 2026US 12,709,617 B2Icahn School of Medicine at Mount Sinai
- Morpholine-containing and piperazine-containing CXCR4 modulators and uses related thereto28 Jul 2026US 12,692,259 B2Emory University
- Compound containing oxo-pyrido-aliphatic ring or aliphatic heterocyclic structure, and medical use thereof8 Oct 2026US 2026/0308164 A1Sichuan Purity Pharmaceutical Co., Ltd.
- Brm selective degradation agent and use thereof8 Oct 2026US 2026/0308165 A1
- Oxadiazolyl dihydropyrano[2,3-b]pyridine inhibitors of hipk2 for treating kidney fibrosis8 Oct 2026US 2026/0308166 A1Icahn School of Medicine at Mount Sinai
- Sik2 modulators and uses thereof17 Sep 2026US 2026/0274820 A1Nimbus Salacia, Inc.
- Treatment of signs, symptoms and/or complications of viral, bacterial, protozoal, and/or fungal infections by high penetration prodrugs27 Aug 2026US 2026/0248922 A1Techfields Inc.
Most cited
By later US patents
- Novobiocin analogues as neuroprotective agents and in the treatment of autoimmune disorders107US 7,622,451 B2University of Kansas · 2009
- Certain pyrano [3,4-b]indoles and thiopyrano[3,4-b]indoles51US 3,939,178 AAmerican Home Products Corporation · 1976
- Substituted diazepan orexin receptor antagonists42US 7,951,797 B2Merck Sharp & Dohme Corp. · 2011
- Flavanoids and isoflavanoids for the prevention and treatment of cardiovascular diseases41US 8,093,273 B2Resverlogix Corp. · 2012
- Apoptosis-inducing agents for the treatment of cancer and immune and autoimmune diseases38US 8,580,794 B2AbbVie Inc. · 2013