C07D 291/00
Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the
Official title: Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms
C07D291/00 (Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the) appears on 263 US grants and 260 published applications in this corpus.
Search patents in C07D- Granted patents
- 263
- Published applications
- 260
- Assignees
- 148
- Inventors
- 636
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 5 | 5 |
| 2003 | 4 | 11 |
| 2004 | 3 | 6 |
| 2005 | 3 | 6 |
| 2006 | 3 | 6 |
| 2007 | 3 | 8 |
| 2008 | 2 | 9 |
| 2009 | 1 | 5 |
| 2010 | 7 | 6 |
| 2011 | 4 | 10 |
| 2012 | 7 | 12 |
| 2013 | 6 | 16 |
| 2014 | 17 | 10 |
| 2015 | 10 | 9 |
| 2016 | 6 | 14 |
| 2017 | 7 | 6 |
| 2018 | 10 | 17 |
| 2019 | 34 | 28 |
| 2020 | 16 | 22 |
| 2021 | 13 | 16 |
| 2022 | 7 | 8 |
| 2023 | 8 | 11 |
| 2024 | 6 | 8 |
| 2025 | 3 | 5 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Antimicrobial and anticancer agents28 Apr 2026US 12,612,375 B2Persevere Therapeutics Inc.
- FABP4/5 inhibitors, methods of use and methods of making10 Mar 2026US 12,570,603 B2Celloram Inc.
- NRF2-activating compound17 Feb 2026US 12,552,757 B2Senju Pharmaceutical Co., Ltd.
- Processes for preparing oxathiazin-like compounds27 Jan 2026US 12,534,443 B2Geistlich Pharma AG
- O-substituted serine derivative production method27 May 2025US 12,312,297 B2Chugai Seiyaku Kabushiki Kaisha
- Novel compound or salt thereof, catalyst, method of preparing novel compound or salt thereof and method of preparing mannich product8 Oct 2026US 2026/0308178 A1Okinawa Institute of Science and Technology School Corporation
- 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)
- Solid forms comprising (5r,6s)-10,11-difluoro-12-((2-fluoro-4-iodophenyl)amino)-5,6-dihydroxy-4,5,6,7-tetrahydro-1h-spiro[benzo[b][1,5,4]oxathiazecine-3,1'-cyclopropane] 2,2-dioxide, and compositions comprising and methods of using the same9 Jul 2026US 2026/0193221 A1Pasithea Therapeutics Corp.
- Fabp4/5 inhibitors, methods of use and methods of making14 May 2026US 2026/0132106 A1Celloram Inc.
- Modulators of eukaryotic initiation factor 2b, compositions and methods25 Dec 2025US 2025/0388595 A1Denali Therapeutics Inc.
Most cited
By later US patents
- Pharmaceutical tramadol salts69US 6,723,343 B2Gruenenthal GmbH · 2004
- Novel naphthalenylalkyl-3H-1,2,3,5-oxathiadiazole 2-oxides useful as antihyperglycemic agents41US 4,897,405 AAmerican Home Products Corporation · 1990
- 3-aryl bicyclic [4,5,0] hydroxamic acids as HDAC inhibitors38US 10,112,915 B2FORMA Therapeutics, Inc. · 2018
- 1-heterocycle substituted diarylamines38US 6,545,030 B1Warner-Lambert Company · 2003
- Novel benzyl-3H-1,2,3,5-oxathiadiazole 2-oxides useful as antihyperglycemic agents34US 4,895,862 AAmerican Home Products Corporation · 1990