C07C 205/42
Having nitro groups or esterified hydroxy groups bound to carbon atoms of
Official title: having nitro groups or esterified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
C07C205/42 (Having nitro groups or esterified hydroxy groups bound to carbon atoms of) appears on 223 US grants and 94 published applications in this corpus.
Search patents in C07C- Granted patents
- 223
- Published applications
- 94
- Assignees
- 100
- Inventors
- 425
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 11 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 15 | 0 |
| 1985 | 5 | 0 |
| 1986 | 12 | 0 |
| 1987 | 8 | 0 |
| 1988 | 10 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 9 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 3 |
| 2003 | 4 | 5 |
| 2004 | 1 | 6 |
| 2005 | 2 | 3 |
| 2006 | 2 | 3 |
| 2007 | 5 | 3 |
| 2008 | 2 | 4 |
| 2009 | 1 | 5 |
| 2010 | 1 | 7 |
| 2011 | 5 | 1 |
| 2012 | 4 | 6 |
| 2013 | 5 | 5 |
| 2014 | 4 | 7 |
| 2015 | 3 | 4 |
| 2016 | 3 | 1 |
| 2017 | 3 | 6 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 3 | 5 |
| 2021 | 1 | 4 |
| 2022 | 6 | 3 |
| 2023 | 3 | 4 |
| 2024 | 6 | 3 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Affinity illudofulvene conjugates8 Apr 2025US 12,269,793 B2AF Chemicals, LLC
- Trialkyne linking agents and methods of use20 Aug 2024US 12,065,458 B2Arrowhead Pharmaceuticals, Inc.
- Prostaglandin E synthase inhibitors and methods for utilizing the same9 Jul 2024US 12,030,877 B2University of Kentucky Research Foundation
- Processes for making modulators of cystic fibrosis transmembrane conductance regulator2 Jul 2024US 12,024,491 B2Vertex Pharmaceuticals Incorporated
- Photo-cleavable primer compositions and methods of use7 May 2024US 11,976,219 B2Ormco Corporation
- Affinity illudofulvene conjugates25 Sep 2025US 2025/0296912 A1Illudent, Inc.
- Lipid conjugates for the delivery of therapeutic agents to cns tissue10 Jul 2025US 2025/0223597 A1Arrowhead Pharmaceuticals, Inc.
- Trialkyne Linking Agents and Methods of Use20 Mar 2025US 2025/0092072 A1Arrowhead Pharmaceuticals, Inc.
- Insect repellent compounds and compositions, and methods thereof28 Nov 2024US 2024/0391864 A1Iowa State University Research Foundation, Inc.
- Processes for making modulators of cystic fibrosis transmembrane conductance regulator23 May 2024US 2024/0166607 A1Vertex Pharmaceuticals Incorporated
Most cited
By later US patents
- Pharmacologically active compounds, methods for the preparation thereof and compositions containing the same100US 4,963,590 AOrion-yhtyma Oy · 1990
- Process for making modulators of cystic fibrosis transmembrane conductance regulator83US 8,476,442 B2Vertex Pharmaceutical Incorporated · 2013
- 1-, 6- And 2-substituted-1-carba-2-penem-3-carboxylic acids72US 4,260,627 AMerck & Co., Inc. · 1981
- Fullerene derivatives, methods of preparing them and their use72US 5,739,376 AHoechst Aktiengesellschaft · 1998
- Process for making modulators of cystic fibrosis transmembrane conductance regulator71US 8,765,957 B2Vertex Pharmaceuticals Incorporated · 2014