C07C 205/49
The carbon skeleton being further substituted by carboxyl groups
Official title: the carbon skeleton being further substituted by carboxyl groups
C07C205/49 (The carbon skeleton being further substituted by carboxyl groups) appears on 834 US grants and 381 published applications in this corpus.
Search patents in C07C- Granted patents
- 834
- Published applications
- 381
- Assignees
- 377
- Inventors
- 1,741
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 38 | 0 |
| 1978 | 38 | 0 |
| 1979 | 29 | 0 |
| 1980 | 19 | 0 |
| 1981 | 30 | 0 |
| 1982 | 22 | 0 |
| 1983 | 18 | 0 |
| 1984 | 27 | 0 |
| 1985 | 18 | 0 |
| 1986 | 19 | 0 |
| 1987 | 28 | 0 |
| 1988 | 29 | 0 |
| 1989 | 23 | 0 |
| 1990 | 15 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 14 | 0 |
| 1994 | 12 | 0 |
| 1995 | 13 | 0 |
| 1996 | 8 | 0 |
| 1997 | 21 | 0 |
| 1998 | 22 | 0 |
| 1999 | 16 | 0 |
| 2000 | 11 | 0 |
| 2001 | 16 | 1 |
| 2002 | 11 | 7 |
| 2003 | 11 | 16 |
| 2004 | 6 | 20 |
| 2005 | 12 | 18 |
| 2006 | 10 | 15 |
| 2007 | 8 | 19 |
| 2008 | 9 | 16 |
| 2009 | 13 | 21 |
| 2010 | 11 | 19 |
| 2011 | 11 | 22 |
| 2012 | 21 | 17 |
| 2013 | 25 | 21 |
| 2014 | 21 | 29 |
| 2015 | 20 | 20 |
| 2016 | 12 | 18 |
| 2017 | 17 | 25 |
| 2018 | 14 | 9 |
| 2019 | 12 | 15 |
| 2020 | 11 | 8 |
| 2021 | 9 | 13 |
| 2022 | 7 | 7 |
| 2023 | 6 | 4 |
| 2024 | 4 | 10 |
| 2025 | 5 | 7 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 205/57Having nitro groups and carboxyl groups bound to carbon atoms of six-membered472
- C07C 205/56Having nitro groups bound to carbon atoms of six-membered aromatic rings and252
- C07C 205/50Having nitro groups and carboxyl groups bound to acyclic carbon atoms of102
- C07C 205/55Having nitro groups or carboxyl groups bound to carbon atoms of rings43
- C07C 205/54Having nitro groups bound to acyclic carbon atoms and carboxyl groups bound15
Recent patents
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- Small molecules promoting sympathetic nerve regeneration8 Sep 2026US 12,729,177 B2Oregon Health & Science University
- Onium salt, resist composition, and patterning process4 Aug 2026US 12,699,318 B2Shin-Etsu Chemical Co., Ltd.
- Nitro-substituted aromatic compounds for use in electrodes16 Jun 2026US 12,658,444 B2
- Salt, acid generator, resist composition and method for producing resist pattern10 Feb 2026US 12,547,073 B2Sumitomo Chemical Company, Limited
- Processes and intermediates for synthesising opicapone23 Jul 2026US 2026/0209167 A1
- Process for the preparation of a pde4 inhibitor11 Jun 2026US 2026/0159483 A1Chiesi Farmaceutici S.P. A.
- Processes and intermediates for preparing mcl1 inhibitors26 Feb 2026US 2026/0055068 A1Gilead Sciences, Inc.
- Solid forms of fasoracetam15 Jan 2026US 2026/0015336 A1The Children’s Hospital of Philadelphia
- Fragrance and flavor compositions comprising benzene derivatives24 Jul 2025US 2025/0236810 A1
Most cited
By later US patents
- Modulators of ATP-binding cassette transporters157US 7,495,103 B2Vertex Pharmaceuticals Incorporated · 2009
- Anti-androgenic amide derivative133US 4,386,080 AImperial Chemical Industries PLC · 1983
- Modulators of ATP-binding cassette transporters105US 8,101,767 B2Vertex Pharmaceuticals Incorporated · 2012
- Pharmacologically active compounds, methods for the preparation thereof and compositions containing the same100US 4,963,590 AOrion-yhtyma Oy · 1990
- Modulators of ATP-binding cassette transporters97US 8,324,242 B2Vertex Pharmaceutical Incorporated · 2012