C07C 235/42
Carboxylic acid amides, the carbon skeleton of the acid part being further
Official title: having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
C07C235/42 (Carboxylic acid amides, the carbon skeleton of the acid part being further) appears on 1,345 US grants and 1,343 published applications in this corpus.
Search patents in C07C- Granted patents
- 1,345
- Published applications
- 1,343
- Assignees
- 716
- Inventors
- 4,379
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 20 | 0 |
| 1993 | 15 | 0 |
| 1994 | 13 | 0 |
| 1995 | 28 | 0 |
| 1996 | 26 | 0 |
| 1997 | 27 | 0 |
| 1998 | 43 | 0 |
| 1999 | 46 | 0 |
| 2000 | 35 | 0 |
| 2001 | 55 | 13 |
| 2002 | 60 | 43 |
| 2003 | 56 | 67 |
| 2004 | 38 | 70 |
| 2005 | 29 | 73 |
| 2006 | 36 | 58 |
| 2007 | 44 | 65 |
| 2008 | 43 | 67 |
| 2009 | 43 | 72 |
| 2010 | 59 | 78 |
| 2011 | 41 | 47 |
| 2012 | 56 | 58 |
| 2013 | 53 | 55 |
| 2014 | 48 | 58 |
| 2015 | 40 | 65 |
| 2016 | 49 | 56 |
| 2017 | 37 | 54 |
| 2018 | 42 | 37 |
| 2019 | 30 | 38 |
| 2020 | 35 | 49 |
| 2021 | 32 | 52 |
| 2022 | 38 | 43 |
| 2023 | 29 | 48 |
| 2024 | 20 | 33 |
| 2025 | 26 | 30 |
| 2026 | 17 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compounds and methods of inhibiting bacterial chaperonin systems29 Sep 2026US 12,747,219 B2Arizona Board of Regents on Behalf of the University of Arizona
- Small molecule nicotinamide adenine dinucleotide modulators22 Sep 2026US 12,741,933 B2The Cleveland Clinic Foundation
- Compositions and methods of making expanded hematopoietic stem cells using derivatives of fluorene4 Aug 2026US 12,698,255 B2ImmuneBridge Inc.
- Adamantanyl-substituted benzamide compounds and their use as P2X7 receptor antagonists30 Jun 2026US 12,668,568 B2The University of Sydney
- Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium9 Jun 2026US 12,649,824 B2Resonac Corporation
- Bicyclic compounds8 Oct 2026US 2026/0308114 A1Vivace Therapeutics, Inc.
- Biphenyl compound, pharmaceutical composition, method for preparing same, and use thereof1 Oct 2026US 2026/0297017 A1Longivitron (Suzhou) Biotechnology Co., Ltd
- Novel mitofusin inhibitors17 Sep 2026US 2026/0274810 A1Albert Einstein College of Medicine
- Long-chain alkenyloxy-substituted benzoyl derivative and oligonucleotide synthesis method using same17 Sep 2026US 2026/0274885 A1SPERA PHARMA, Inc.
- Anti-inflammatory compounds6 Aug 2026US 2026/0225985 A1
Most cited
By later US patents
- Diketopiperazine-based delivery systems228US 5,976,569 AEmisphere Technologies, Inc. · 1999
- Oral drug delivery compositions and methods186US 5,792,451 AEmisphere Technologies, Inc. · 1998
- Compounds and compositions for delivering active agents184US 5,643,957 AEmisphere Technologies, Inc. · 1997
- Carbon-substituted diketopiperazine delivery systems183US 6,331,318 B1Emisphere Technologies, Inc. · 2001
- Modified amino acids for drug delivery174US 5,629,020 AEmisphere Technologies, Inc. · 1997