C07C 235/02
Carboxylic acid amides, the carbon skeleton of the acid part being further
Official title: having carbon atoms of carboxamide groups bound to acyclic carbon atoms and singly-bound oxygen atoms bound to the same carbon skeleton
C07C235/02 (Carboxylic acid amides, the carbon skeleton of the acid part being further) appears on 2,044 US grants and 1,926 published applications in this corpus.
Search patents in C07C- Granted patents
- 2,044
- Published applications
- 1,926
- Assignees
- 1,021
- Inventors
- 5,682
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 14 | 0 |
| 1991 | 27 | 0 |
| 1992 | 31 | 0 |
| 1993 | 52 | 0 |
| 1994 | 44 | 0 |
| 1995 | 51 | 0 |
| 1996 | 54 | 0 |
| 1997 | 92 | 0 |
| 1998 | 62 | 0 |
| 1999 | 65 | 0 |
| 2000 | 59 | 0 |
| 2001 | 64 | 19 |
| 2002 | 73 | 61 |
| 2003 | 65 | 87 |
| 2004 | 52 | 97 |
| 2005 | 35 | 90 |
| 2006 | 47 | 76 |
| 2007 | 54 | 76 |
| 2008 | 46 | 89 |
| 2009 | 59 | 99 |
| 2010 | 65 | 82 |
| 2011 | 66 | 75 |
| 2012 | 70 | 84 |
| 2013 | 74 | 85 |
| 2014 | 71 | 80 |
| 2015 | 69 | 81 |
| 2016 | 68 | 79 |
| 2017 | 56 | 66 |
| 2018 | 55 | 71 |
| 2019 | 48 | 70 |
| 2020 | 60 | 83 |
| 2021 | 53 | 67 |
| 2022 | 52 | 66 |
| 2023 | 46 | 62 |
| 2024 | 37 | 73 |
| 2025 | 41 | 63 |
| 2026 | 35 | 45 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 235/04The carbon skeleton being acyclic and saturated1,209
- C07C 235/32The carbon skeleton containing six-membered aromatic rings931
- C07C 235/28The carbon skeleton being acyclic and unsaturated82
- C07C 235/26The carbon skeleton being saturated and containing rings30
- C07C 235/30The carbon skeleton being unsaturated and containing rings other than six-membered aromatic24
Recent patents
- Capsaicin analogs and uses thereof29 Sep 2026US 12,747,200 B2Young BioPharma, LLC
- Isotopic thyromimetic compounds22 Sep 2026US 12,741,932 B2Autobahn Therapeutics, Inc.
- Mining collectors15 Sep 2026US 12,734,529 B1
- Carbonyl lipids and lipid nanoparticle formulations for delivery of nucleic acids25 Aug 2026US 12,714,670 B2Acuitas Therapeutics, Inc.
- Branched-chain amino acid derivatives to treat disease25 Aug 2026US 12,715,839 B2Intrabio Ltd.
- Indene compounds, pharmaceutical compositions thereof, and their therapeutic applications1 Oct 2026US 2026/0297012 A1NucMito Pharmaceuticals Co. Ltd.
- Trpv1 agonist and uses thereof17 Sep 2026US 2026/0274802 A1SciTherm Therapeutics Corporation
- Lipids and lipid nanoparticle formulations13 Aug 2026US 2026/0232588 A1Longuide Biopharma Corporation
- Endocannabinoid ligands and related analogs13 Aug 2026US 2026/0234099 A1Northeastern University
- Artificially synthesized sphingosine derivative lipoid monomer and use of same for delivering nucleic acid6 Aug 2026US 2026/0224704 A1Beijing Baishihekang Pharmaceutical Technology (Bsjpharma) Co., Ltd
Most cited
By later US patents
- Diketopiperazine-based delivery systems228US 5,976,569 AEmisphere Technologies, Inc. · 1999
- Polyethyleneglycol-modified lipid compounds and uses thereof224US 7,803,397 B2Protiva Biotherapeutics, Inc. · 2010
- Cyclopentane heptanoic acid, 2-cycloalkyl or arylalkyl derivatives as therapeutic agents217US 5,688,819 AAllergan, Inc. · 1997
- 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