C07D 209/50
With oxygen and nitrogen atoms in positions 1 and 3
Official title: with oxygen and nitrogen atoms in positions 1 and 3
C07D209/50 (With oxygen and nitrogen atoms in positions 1 and 3) appears on 68 US grants and 67 published applications in this corpus.
Search patents in C07D- Granted patents
- 68
- Published applications
- 67
- Assignees
- 46
- Inventors
- 210
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 5 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 4 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 3 | 10 |
| 2015 | 5 | 0 |
| 2016 | 6 | 14 |
| 2017 | 8 | 10 |
| 2018 | 5 | 3 |
| 2019 | 1 | 3 |
| 2020 | 4 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 3 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cross-linkable thermoplastics, and processes of making and using same4 Feb 2025US 12,215,195 B1The United States of America as represented by the Secretary of the Air Force
- (Di)amination of activated allene compounds, derivatives thereof, and methods for synthesis of the same31 Dec 2024US 12,180,182 B2Purdue Research Foundation
- Cross-linkable oligoimides, and processes of making and using same17 Sep 2024US 12,091,509 B1The United States of America as represented by the Secretary of the Air Force
- Bis(aniline) compounds containing multiple substituents with carbon-carbon triple-bonded groups2 Jul 2024US 12,024,481 B1The United States of America as represented by the Secretary of the Air Force
- Cross-linkable thermoplastics, and processes of making and using same12 Dec 2023US 11,840,607 B1The United States of America as represented by the Secretary of the Air Force
- Isoindoline compounds2 Jul 2026US 2026/0184652 A1DIC Corporation
- (di)amination of activated allene compounds, derivatives thereof, and methods for synthesis of the same1 May 2025US 2025/0136575 A1Purdue Research Foundation
- Cyclopropenium compounds, process for their preparation and use23 Nov 2023US 2023/0373900 A1Fundacio Institut Catala D'Investigacio Quimica
- (di)amination of activated allene compounds, derivatives thereof, and methods for synthesis of the same8 Jun 2023US 2023/0174506 A1Purdue Research Foundation
- Compounds with antimicrobial activity8 Dec 2022US 2022/0388953 A1The Hong Kong Polytechnic University
Most cited
By later US patents
- Chemicals, compositions, and methods for treatment and prevention of orthopoxvirus infections and associated diseases39US 7,687,641 B2Siga Technologies, Inc. · 2010
- Hydroxy, ω-carboxyaryl substituted diphenyl ureas and dirivatives thereof as raf kinase inhibitors25US 7,528,255 B2Bayer Pharmaceuticals Corporation · 2009
- Process for forming dye images18US 4,286,053 AKonishiroku Photo Industry Co., Ltd. · 1981
- Benzo-fused heterocyclic anti-ulcer agents12US 4,490,527 AAmerican Home Products Corporation · 1984
- Isoindolin-1-one derivatives10US 8,258,175 B2Cancer Research Technology Limited · 2012