C07C 323/48
To nitrogen atoms
Official title: to nitrogen atoms
C07C323/48 (To nitrogen atoms) appears on 54 US grants and 33 published applications in this corpus.
Search patents in C07C- Granted patents
- 54
- Published applications
- 33
- Assignees
- 49
- Inventors
- 197
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 3 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 3 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 2 | 3 |
| 2016 | 1 | 1 |
| 2017 | 4 | 1 |
| 2018 | 2 | 4 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Quantum dot ligand and method for preparing the same, light emitting device and method for preparing the same, and display device9 Dec 2025US 12,492,335 B2Beijing BOE Technology Development Co., Ltd.
- Thioether compounds as nitrification inhibitors6 Jul 2021US 11,053,175 B2BASF SE
- Process for the preparation of azidoperfluoroalkanes and N-polyfluoroalkyl azides17 Mar 2020US 10,590,091 B2CF Plus Chemicals s.r.o.
- Intermediates and methods for synthesizing calicheamicin derivatives17 Dec 2019US 10,508,081 B2Pfizer Inc.
- Bis(azobenzene) diamines and photomechanical polymers made therefrom28 May 2019US 10,301,430 B2The United States of America as represented by the Secretary of the Air Force
- Mercaptoacetophenone aminohydrazones, their salts and uses thereof21 Nov 2024US 2024/0383846 A1London Pharmaceuticals and Research Corporation
- Quantum dot ligand and method for preparing the same, light emitting device and method for preparing the same, and display device4 Aug 2022US 2022/0243123 A1Boe Technology Group Co., Ltd.
- 4-amino substituted phenylamidine derivatives and their use to protect crops by fighting undesired phytopathogenic micoorganisms5 Dec 2019US 2019/0367445 A1Pi Industries Ltd.
- Process for the preparation of azidoperfluoroalkanes and N-polyfluoroalkyl azides30 May 2019US 2019/0161452 A1CF Plus Chemicals s.r.o.
- Thioether compounds as nitrification inhibitors6 Dec 2018US 2018/0346392 A9BASF SE
Most cited
By later US patents
- Insecticidal N'-substituted-N,N'-disubstitutedhydrazines107US 6,013,836 ARohm and Haas Company · 2000
- Insecticidal N'-substituted-N,N'-diacylhydrazines72US 5,530,028 ARohm and Haas Company · 1996
- Tricyclic compounds and TXA.sub.2 antagonistic compositions thereof19US 5,010,087 AKyowa Hakko Kogyo Co., Ltd. · 1991
- Tricyclic compounds19US 5,010,104 AKyowa Hakko Kogyo Co., Ltd. · 1991
- Nonlinear optical arylhydrazones and nonlinear optical polymers thereof17US 5,208,299 AThe Dow Chemical Company · 1993