C07D 273/00
Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only
Official title: Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only ring hetero atoms, not provided for by groups C07D261/00 - C07D271/00
C07D273/00 (Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only) appears on 597 US grants and 451 published applications in this corpus.
Search patents in C07D- Granted patents
- 597
- Published applications
- 451
- Assignees
- 363
- Inventors
- 1,799
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 12 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 10 | 0 |
| 1991 | 6 | 0 |
| 1992 | 13 | 0 |
| 1993 | 11 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 18 | 0 |
| 1998 | 22 | 0 |
| 1999 | 16 | 0 |
| 2000 | 19 | 0 |
| 2001 | 14 | 1 |
| 2002 | 29 | 22 |
| 2003 | 13 | 15 |
| 2004 | 11 | 15 |
| 2005 | 11 | 14 |
| 2006 | 8 | 14 |
| 2007 | 6 | 24 |
| 2008 | 10 | 22 |
| 2009 | 14 | 24 |
| 2010 | 16 | 18 |
| 2011 | 14 | 20 |
| 2012 | 14 | 19 |
| 2013 | 18 | 17 |
| 2014 | 11 | 16 |
| 2015 | 19 | 21 |
| 2016 | 17 | 22 |
| 2017 | 20 | 18 |
| 2018 | 13 | 17 |
| 2019 | 10 | 15 |
| 2020 | 9 | 21 |
| 2021 | 12 | 15 |
| 2022 | 18 | 15 |
| 2023 | 10 | 22 |
| 2024 | 12 | 21 |
| 2025 | 14 | 14 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dioxazolines and their use as herbicides25 Aug 2026US 12,714,107 B2BASF SE
- Macrocyclic diamine derivatives as ENT inhibitors for the treatment of cancers, and combination thereof with adenosine receptor antagonists25 Aug 2026US 12,715,880 B2iTeos Belgium SA
- Method for the synthesis of 3-R-1,4,2-dioxazol-5-ones23 Jun 2026US 12,662,459 B2Panasonic Holdings Corporation
- 1,2,4-oxadiazole derivatives as immunomodulators2 Jun 2026US 12,643,870 B2Aurigene Oncology Limited
- Heterocyclic GLP-1R agonists5 May 2026US 12,617,783 B2Biomea Fusion, Inc.
- Crystalline forms of (6s)-5-[4'-fluoro-2-(trifluoromethyl)biphenyl-4-yl]-6-methyl-3,6- dihydro-2h-l,3,4-oxadiazin-2-one3 Sep 2026US 2026/0258004 A1Bayer Aktiengesellschaft
- Method for the preparation of a 3,6-dihydro-2h-1,3,4-oxadiazin-2-one3 Sep 2026US 2026/0258005 A1Bayer Aktiengesellschaft
- Continuous-flow catalytic dehydration process for the synthesis of macrocyclic compounds16 Jul 2026US 2026/0200889 A1Indian Institute of Science Education and Research, Pune (IISER Pune)
- Nlrp3 inflammasome inhibitors and uses thereof2 Jul 2026US 2026/0184704 A1Insilico Medicine IP Limited
- Nlrp3 inflammasome inhibitors and uses thereof25 Jun 2026US 2026/0176261 A1Insilico Medicine IP Limited
Most cited
By later US patents
- Photoresist monomers, polymers and photoresist compositions for preventing acid diffusion469US 6,924,078 B2Dongjin Semichem Co., Ltd. · 2005
- 1-substituted-1,4,7-triscarboxymethyl-1,4,7,10-tetraazacyclododecane and analogs191US 4,885,363 AE. R. Squibb & Sons, Inc. · 1989
- Macrocycles useful in the treatment of Alzheimer's disease133US 7,067,507 B2Pharmacia & Upjohn Company · 2006
- Fluorescent ion-selective diaryldiaza crown ether conjugates123US 5,405,975 AMolecular Probes, Inc. · 1995
- Isocyanate trimers containing iminooxadiazine dione groups, their preparation and use99US 5,914,383 ABayer Aktiengesellschaft · 1999