C07D 239/47
One nitrogen atom and one oxygen or sulfur atom
Official title: One nitrogen atom and one oxygen or sulfur atom, e.g. cytosine
C07D239/47 (One nitrogen atom and one oxygen or sulfur atom) appears on 1,217 US grants and 980 published applications in this corpus.
Search patents in C07D- Granted patents
- 1,217
- Published applications
- 980
- Assignees
- 587
- Inventors
- 3,494
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 7 | 0 |
| 1980 | 10 | 0 |
| 1981 | 10 | 0 |
| 1982 | 13 | 0 |
| 1983 | 20 | 0 |
| 1984 | 36 | 0 |
| 1985 | 37 | 0 |
| 1986 | 27 | 0 |
| 1987 | 31 | 0 |
| 1988 | 21 | 0 |
| 1989 | 24 | 0 |
| 1990 | 27 | 0 |
| 1991 | 20 | 0 |
| 1992 | 22 | 0 |
| 1993 | 15 | 0 |
| 1994 | 17 | 0 |
| 1995 | 20 | 0 |
| 1996 | 11 | 0 |
| 1997 | 15 | 0 |
| 1998 | 13 | 0 |
| 1999 | 18 | 0 |
| 2000 | 20 | 0 |
| 2001 | 20 | 4 |
| 2002 | 25 | 16 |
| 2003 | 23 | 43 |
| 2004 | 18 | 46 |
| 2005 | 24 | 54 |
| 2006 | 23 | 42 |
| 2007 | 21 | 33 |
| 2008 | 25 | 32 |
| 2009 | 28 | 44 |
| 2010 | 37 | 45 |
| 2011 | 38 | 57 |
| 2012 | 32 | 37 |
| 2013 | 34 | 44 |
| 2014 | 48 | 59 |
| 2015 | 51 | 55 |
| 2016 | 44 | 67 |
| 2017 | 51 | 47 |
| 2018 | 50 | 39 |
| 2019 | 34 | 36 |
| 2020 | 29 | 30 |
| 2021 | 21 | 27 |
| 2022 | 16 | 30 |
| 2023 | 22 | 30 |
| 2024 | 15 | 23 |
| 2025 | 17 | 22 |
| 2026 | 10 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Crystalline forms of a BTK inhibitor6 Oct 2026US 12,751,949 B2Novartis AG
- Antimicrobial compounds and methods28 Jul 2026US 12,692,253 B2Curza Global, LLC
- Process for preparing 5-fluoro-4-imino-3-methyl-1-(toluene-4-sulfonyl)-3,4-dihydro-1H-pyrimidin-2-one16 Jun 2026US 12,655,109 B2Adama Makhteshim Ltd.
- Pyrimidinone compounds and uses thereof19 May 2026US 12,630,554 B2Hutchison Medipharma Limited
- RAS inhibitors and methods of using the same28 Apr 2026US 12,612,387 B2Jazz Pharmaceuticals Ireland Limited
- Modulators of sortilin activity24 Sep 2026US 2026/0285802 A1
- Process for preparing 5-fluoro-4-imino-3-methyl-1-(toluene-4-sulfonyl)-3,4-dihydro-1h-pyrimidin-2-one17 Sep 2026US 2026/0274803 A1Adama Makhteshim Ltd.
- Fluorescent and self-assembling ureidopyrimidinone conjugates and preparation thereof10 Sep 2026US 2026/0265230 A1Council of Scientific and Industrial Research An Indian Registered Body Incorpor
- Ras inhibitors and methods of using the same3 Sep 2026US 2026/0258018 A1
- Compound serving as ddr1 kinase inhibitor, and medicine20 Aug 2026US 2026/0242343 A1Nippon Shinyaku Co., Ltd.
Most cited
By later US patents
- Pyrimidine derivatives for labeled binding partners639US 5,502,177 AGilead Sciences, Inc. · 1996
- Pyrimidine derivatives488US 6,005,096 AGilead Sciences, Inc. · 1999
- Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates468US 5,700,920 ANovartis AG · 1997
- Pyrimidine derivatives for labeled binding partners456US 5,763,588 AGilead Sciences, Inc. · 1998
- Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates409US 5,610,300 ACiba-Geigy Corporation · 1997