C07D 317/28
Radicals substituted by nitrogen atoms
Official title: Radicals substituted by nitrogen atoms (nitro radicals C07D317/16)
C07D317/28 (Radicals substituted by nitrogen atoms) appears on 351 US grants and 186 published applications in this corpus.
Search patents in C07D- Granted patents
- 351
- Published applications
- 186
- Assignees
- 171
- Inventors
- 805
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 7 | 0 |
| 1980 | 16 | 0 |
| 1981 | 18 | 0 |
| 1982 | 18 | 0 |
| 1983 | 11 | 0 |
| 1984 | 11 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 8 | 0 |
| 1990 | 8 | 0 |
| 1991 | 10 | 0 |
| 1992 | 6 | 0 |
| 1993 | 11 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 3 |
| 2002 | 4 | 6 |
| 2003 | 2 | 7 |
| 2004 | 2 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 7 |
| 2007 | 3 | 2 |
| 2008 | 4 | 10 |
| 2009 | 4 | 9 |
| 2010 | 4 | 10 |
| 2011 | 5 | 15 |
| 2012 | 4 | 8 |
| 2013 | 6 | 9 |
| 2014 | 11 | 7 |
| 2015 | 10 | 9 |
| 2016 | 7 | 9 |
| 2017 | 10 | 7 |
| 2018 | 5 | 15 |
| 2019 | 5 | 5 |
| 2020 | 14 | 5 |
| 2021 | 3 | 1 |
| 2022 | 3 | 8 |
| 2023 | 3 | 5 |
| 2024 | 5 | 10 |
| 2025 | 4 | 2 |
| 2026 | 3 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sulfur and amide tropolone inhibitors of nucleotidyl transferases and uses therefor21 Apr 2026US 12,606,529 B2Research Foundation of the City University of New York
- Ionizable cationic lipids21 Apr 2026US 12,606,773 B2Akagera Medicines, Inc.
- Processes for preparation of Tezacaftor17 Mar 2026US 12,577,236 B2Laurus Labs Limited
- Lipids and compositions for the delivery of therapeutics28 Oct 2025US 12,453,776 B2Arbutus Biopharma Corporation
- Method for synthesis of diazabicyclo[6.2.0]decane related compounds23 Sep 2025US 12,421,246 B2Eisai R&D Management Co., Ltd.
- Novel carboxamide derivatives8 Oct 2026US 2026/0308149 A1Angelini Pharma S.P.A.
- Ionizable lipids and liposomal nanoparticle compositions24 Sep 2026US 2026/0285826 A1Akagera Medicines, Inc.
- Novel lipids and compositions for the delivery of therapeutics13 Aug 2026US 2026/0232810 A1Arbutus Biopharma Corporation
- Ionizable cationic lipids and lipid nanoparticles, and methods of synthesis and use thereof2 Jul 2026US 2026/0183418 A1Genzyme Corporation
- Method for synthesis of diazabicyclo[6.2.0]decane related compounds14 May 2026US 2026/0132144 A1Eisai R&D Management Co., Ltd.
Most cited
By later US patents
- Cationic lipids and methods for the delivery of therapeutic agents380US 8,569,256 B2Protiva Biotherapeutics, Inc. · 2013
- Methods for the solid phase synthesis of thiazolidinones, metathiazanones, and derivatives thereof277US 5,549,974 AAffymax Technologies N.V. · 1996
- Compositions and methods for silencing apolipoprotein B153US 8,236,943 B2Protiva Biotherapeutics, Inc. · 2012
- Photolabile compounds and methods for their use151US 5,739,386 AAffymax Technologies N.V. · 1998
- Analogs of calicheamicin gamma1I, method of making and using the same149US 5,264,586 AThe Scripps Research Institute · 1993