C07D 203/22
With hetero atoms directly attached to the ring nitrogen atom
Official title: with hetero atoms directly attached to the ring nitrogen atom
C07D203/22 (With hetero atoms directly attached to the ring nitrogen atom) appears on 32 US grants and 28 published applications in this corpus.
Search patents in C07D- Granted patents
- 32
- Published applications
- 28
- Assignees
- 29
- Inventors
- 144
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 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 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 3 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aromatic sulphonamides derivatives that inhibits PDI A3, their synthesis and use25 Aug 2026US 12,715,854 B2Uniwersytet Jagiellonski
- Iridinesulfonamide compound and use method thereof21 Dec 2021US 11,203,586 B2Centaurus Biopharma Co., Ltd.
- Compositions and methods for catalysts based on bridged chiral amidoporphyrins and their metal complexes14 Sep 2021US 11,117,123 B2The Trustees of Boston College
- Method for producing perfluoroalkylated compound4 May 2021US 10,995,043 B2Riken
- Method and catalyst for synthesising aziridine16 Apr 2019US 10,259,784 B2University of East Anglia
- Compounds, complexes, and methods for their preparation and of their use28 Aug 2025US 2025/0269037 A1Revolution Medicines, Inc.
- Synthesis of ras inhibitors10 Apr 2025US 2025/0115551 A1Revolution Medicines, Inc.
- Combination therapy by using akr1c3-activated compound with immune checkpoint inhibitor4 Jul 2024US 2024/0216401 A1
- Aromatic sulphonamides derivatives that inhibits pdi a3, their synthesis and use9 Mar 2023US 2023/0069886 A1Uniwersytet Jagiellonski
- Aromatic sulphonamides derivatives that inhibits pdi a3, their synthesis and use9 Feb 2023US 2023/0039836 A1
Most cited
By later US patents
- Sulfonylaminocarboxylic acids22US 6,451,824 B1Aventis Pharma Deutschland GmbH · 2002
- Immune-stimulating and cancerostatic 1-acyl-2-cyanoaziridines18US 4,267,174 ABoehringer Mannheim GmbH · 1981
- N-Substituted aziridine-2-carboxylic acid immunostimulant derivatives16US 4,397,848 ABoehringer Mannheim GmbH · 1983
- N-Substituted aziridine-2-carboxylic acid derivatives16US 4,517,183 ABoehringer Mannheim GmbH · 1985
- Sulfonamide derivatives8US 5,795,890 AOno Pharmaceutical Co., Ltd. · 1998