C07C 37/045
By substitution of a group bound to the ring by nitrogen
Official title: by substitution of a group bound to the ring by nitrogen
C07C37/045 (By substitution of a group bound to the ring by nitrogen) appears on 40 US grants and 15 published applications in this corpus.
Search patents in C07C- Granted patents
- 40
- Published applications
- 15
- Assignees
- 26
- Inventors
- 78
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 3 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Process for catalytic hydrogenation of halonitroaromatics21 Nov 2023US 11,820,725 B2Monsanto Technology LLC
- Method for preparing resorcinol through micro-channel reaction19 Sep 2023US 11,760,709 B2Inner Mongolia Sheng Tang International Mongolian
- Process for preparation of 5-bromo-1,3-dichloro-2-fluoro-benzene13 Sep 2022US 11,440,861 B2BASF SE
- Process for catalytic hydrogenation of halonitroaromatics18 Jan 2022US 11,225,454 B2Monsanto Technology LLC
- Process for preparation of 3,6-dichloro-2-methoxybenzoic acid (DICAMBA)27 Oct 2020US 10,815,180 B2
- System and process for continuous preparation of meta-cresol by nox1 May 2025US 2025/0136537 A1Deepak Nitrite Limited
- Method for preparing resorcinol through micro-channel reaction21 Apr 2022US 2022/0119330 A1Inner Mongolia Sheng Tang International Mongolian Medicine Research Institute Co., Ltd.
- Process for catalytic hydrogenation of halonitroaromatics31 Mar 2022US 2022/0098141 A1Monsanto Technology LLC
- Process for preparation of 5-bromo-1,3-dichloro-2-fluoro-benzene20 Jan 2022US 2022/0017439 A1BASF SE
- Process for catalytic hydrogenation of halonitroaromatics16 Jul 2020US 2020/0223784 A1Monsanto Technology LLC
Most cited
By later US patents
- Liquid crystalline cyclohexylphenyl derivatives74US 4,400,293 AMerck Patent GmbH · 1983
- Novel 9-substituted phenyl-3,7-dimethyl-nona-2,4,6,8-tetraene esters26US 4,054,589 AHoffmann-La Roche Inc. · 1977
- Substituted diphenyl ethers12US 4,388,472 AImperial Chemical Industries PLC · 1983
- Alpha-adrenoreceptor agonistic 2-[(2-cyclopropyl-5-methyl- or 2-cyclopropyl-5-chlorophenoxy)methyl]-2-imidazolines12US 4,663,340 A1987
- 4-(3-Trifluoromethylphenoxy)-phenylurea compounds and herbicidal compositions11US 4,087,272 ABayer Aktiengesellschaft · 1978