C07D 227/02
Heterocyclic compounds containing rings having one nitrogen atom as the only ring
Official title: with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
C07D227/02 (Heterocyclic compounds containing rings having one nitrogen atom as the only ring) appears on 71 US grants and 48 published applications in this corpus.
Search patents in C07D- Granted patents
- 71
- Published applications
- 48
- Assignees
- 59
- Inventors
- 197
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 3 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 3 |
| 2015 | 1 | 2 |
| 2016 | 3 | 1 |
| 2017 | 0 | 4 |
| 2018 | 5 | 2 |
| 2019 | 3 | 4 |
| 2020 | 3 | 4 |
| 2021 | 3 | 3 |
| 2022 | 3 | 2 |
| 2023 | 2 | 4 |
| 2024 | 1 | 6 |
| 2025 | 5 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compounds for the treatment of SARS11 Nov 2025US 12,466,792 B2Purdue Research Foundation
- Compounds for the treatment of SARS11 Nov 2025US 12,466,793 B2Purdue Research Foundation
- Nemo coiled coil mimics and methods of using same29 Jul 2025US 12,371,461 B2Cornell University
- Methods and compositions for terpenoid tricycloalkane synthesis27 May 2025US 12,312,314 B2University of Florida Research Foundation, Inc.
- Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams28 Jan 2025US 12,209,063 B2Chevron Phillips Chemical Company LP
- Use of cannabidiol derivative in preparation of medicament20 Aug 2026US 2026/0242320 A1Changchun Institute of Applied Chemistry Chinese Academy of Sciences
- Nemo coiled coil mimics and methods of using same1 Jan 2026US 2026/0001924 A1Cornell University
- Methods and compositions for terpenoid tricycloalkane synthesis21 Aug 2025US 2025/0263377 A1
- Nemo coiled coil mimics and methods of using same13 Jun 2024US 2024/0190930 A1New York University
- Compounds for the treatment of sars18 Apr 2024US 2024/0124395 A1Purdue Research Foundation
Most cited
By later US patents
- Peptidyl inhibitors of viral proteases52US 5,866,684 AHoffmann-La Roche Inc. · 1999
- Amino acid derivatives51US 6,018,020 AHoffman-La Roche Inc. · 2000
- Compounds and uses thereof for the modulation of hemoglobin50US 9,422,279 B2Global Blood Therapeutics, Inc. · 2016
- Compounds and uses thereof for the modulation of hemoglobin34US 10,017,491 B2Global Blood Therapeutics, Inc. · 2018
- Compositions containing new indole derivatives and their use in pharmacology30US 4,064,255 AMar-Pha Societe d'Etudes et d'Exploitation de Marques · 1977