C07D 307/52
Radicals substituted by nitrogen atoms not forming part of a nitro radical
C07D307/52 (Radicals substituted by nitrogen atoms not forming part of a nitro radical) appears on 1,262 US grants and 1,033 published applications in this corpus.
Search patents in C07D- Granted patents
- 1,262
- Published applications
- 1,033
- Assignees
- 672
- Inventors
- 3,814
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 25 | 0 |
| 1978 | 42 | 0 |
| 1979 | 16 | 0 |
| 1980 | 23 | 0 |
| 1981 | 30 | 0 |
| 1982 | 28 | 0 |
| 1983 | 29 | 0 |
| 1984 | 28 | 0 |
| 1985 | 40 | 0 |
| 1986 | 21 | 0 |
| 1987 | 24 | 0 |
| 1988 | 17 | 0 |
| 1989 | 16 | 0 |
| 1990 | 21 | 0 |
| 1991 | 19 | 0 |
| 1992 | 22 | 0 |
| 1993 | 16 | 0 |
| 1994 | 15 | 0 |
| 1995 | 17 | 0 |
| 1996 | 23 | 0 |
| 1997 | 25 | 0 |
| 1998 | 20 | 0 |
| 1999 | 14 | 0 |
| 2000 | 12 | 0 |
| 2001 | 15 | 7 |
| 2002 | 27 | 35 |
| 2003 | 32 | 53 |
| 2004 | 22 | 58 |
| 2005 | 19 | 50 |
| 2006 | 29 | 48 |
| 2007 | 29 | 59 |
| 2008 | 30 | 45 |
| 2009 | 33 | 48 |
| 2010 | 28 | 39 |
| 2011 | 40 | 37 |
| 2012 | 27 | 40 |
| 2013 | 24 | 36 |
| 2014 | 41 | 69 |
| 2015 | 34 | 58 |
| 2016 | 40 | 49 |
| 2017 | 50 | 57 |
| 2018 | 19 | 31 |
| 2019 | 27 | 27 |
| 2020 | 29 | 43 |
| 2021 | 32 | 32 |
| 2022 | 22 | 32 |
| 2023 | 17 | 20 |
| 2024 | 11 | 24 |
| 2025 | 13 | 21 |
| 2026 | 11 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Amyloid targeting agents and methods of using the same22 Sep 2026US 12,741,949 B2Amydis, Inc.
- Compounds for the treatment of bacterial infections and potentiation of antibiotics8 Sep 2026US 12,728,105 B2Georgia State University Research Foundation, Inc.
- Furanic quaternary ammonium salts30 Jun 2026US 12,668,578 B2Oregon State University
- Animal treatments16 Jun 2026US 12,653,812 B2NewMarket Pharmaceuticals LLC
- Compounds useful as inhibitors of ALCAT 119 May 2026US 12,630,541 B2Perenna Pharmaceuticals, Inc.
- Novel carboxamide derivatives8 Oct 2026US 2026/0308149 A1Angelini Pharma S.P.A.
- Hdac1/2 selective inhibitor and use thereof1 Oct 2026US 2026/0297110 A1Wigen Biomedicine Technology (Shanghai) Co., Ltd.
- Animal treatments17 Sep 2026US 2026/0272905 A1NewMarket Pharmaceuticals LLC
- Regio-controllable [2+2] benzannulation with two adjacent c(sp3)-h bonds20 Aug 2026US 2026/0242341 A1The Scripps Research Institute
- 3-aryloxy-3-aryl-propylamine compound and uses thereof20 Aug 2026US 2026/0242364 A1Shanghai Leado Pharmatech Co. Ltd.
Most cited
By later US patents
- Herbicide compositions191US 4,021,224 AStauffer Chemical Company · 1977
- Urea derivatives and their use as ACAT inhibitors134US 5,621,010 ANisshin Flour Milling Co., Ltd. · 1997
- Conformationally restricted aromatic inhibitors of microsomal triglyceride transfer protein and method125US 5,760,246 A1998
- Prodrug derivatives of carboxylic acid drugs122US 5,073,641 A1991
- Aminoalkyl furan derivatives112US 4,128,658 AAllen & Hanburys Limited · 1978