C07C 69/738
Esters of keto-carboxylic acids or aldehydo-carboxylic acids
Official title: Esters of keto-carboxylic acids {or aldehydo-carboxylic acids}
C07C69/738 (Esters of keto-carboxylic acids or aldehydo-carboxylic acids) appears on 523 US grants and 381 published applications in this corpus.
Search patents in C07C- Granted patents
- 523
- Published applications
- 381
- Assignees
- 320
- Inventors
- 1,493
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 10 | 0 |
| 1993 | 20 | 0 |
| 1994 | 20 | 0 |
| 1995 | 13 | 0 |
| 1996 | 11 | 0 |
| 1997 | 15 | 0 |
| 1998 | 27 | 0 |
| 1999 | 30 | 0 |
| 2000 | 25 | 0 |
| 2001 | 30 | 8 |
| 2002 | 19 | 9 |
| 2003 | 17 | 22 |
| 2004 | 7 | 22 |
| 2005 | 7 | 16 |
| 2006 | 13 | 19 |
| 2007 | 11 | 18 |
| 2008 | 15 | 24 |
| 2009 | 16 | 20 |
| 2010 | 16 | 17 |
| 2011 | 14 | 20 |
| 2012 | 13 | 15 |
| 2013 | 16 | 16 |
| 2014 | 11 | 16 |
| 2015 | 23 | 15 |
| 2016 | 17 | 18 |
| 2017 | 14 | 12 |
| 2018 | 8 | 14 |
| 2019 | 11 | 15 |
| 2020 | 9 | 18 |
| 2021 | 11 | 11 |
| 2022 | 6 | 6 |
| 2023 | 3 | 8 |
| 2024 | 5 | 13 |
| 2025 | 6 | 5 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cyclopentenones derivatives and their use as antibiotics28 Apr 2026US 12,612,354 B2Centre National de la Recherche Scientifique (CNRS)
- 3-phenylpropylamine derivative21 Apr 2026US 12,606,533 B2Daiichi Sankyo Company, Limited
- Method for obtaining oleacein and oleomissional type secoiridoids and for producing respective pharmaceutical preparations11 Nov 2025US 12,466,779 B2Omphax SA
- Processes and intermediates for the preparation of carbaprostacyclin analogues30 Sep 2025US 12,428,361 B2Chirogate International Inc.
- Analogues of oleuropein and oleacein and uses thereof16 Sep 2025US 12,414,960 B2Attica Sciences Ltd.
- Compounds, process of production of compounds, enriched extract, enriched extract active fractions, enriched extract process of production, method for selecting vegetal biomass for enriched extract production, composition and use for treatment of immunological disorders30 Jul 2026US 2026/0216124 A1Ache Laboratorios Farmaceuticos S/A
- Indene compounds, pharmaceutical compositions thereof, and their therapeutic applications2 Jul 2026US 2026/0184663 A1NucMito Pharmaceuticals Co. Ltd.
- Anti-evaporative lipid formulations18 Jun 2026US 2026/0165976 A1University of Helsinki
- Preparation of alpha-necrodyl isobutyrate from dienes4 Jun 2026US 2026/0152461 A1Suterra, LLC
- 3-phenylpropylamine derivative20 Nov 2025US 2025/0353824 A1Daiichi Sankyo Company, Limited
Most cited
By later US patents
- Bridged bicyclic aromatic compounds and their use in modulating gene expression of retinoid receptors129US 5,466,861 ALa Jolla Cancer Research Foundation · 1995
- Arylphenyl-substituted cyclic keto-enols85US 6,417,370 B1Bayer Aktiengesellschaft · 2002
- Synthesis of epothilones, intermediates thereto and analogues thereof73US 6,204,388 B1Sloan-Kettering Institute for Cancer Research · 2001
- Prodrugs of gamma-hydroxybutyric acid, compositions and uses thereof62US 10,457,627 B2Xw Laboratories Inc. · 2019
- Prodrugs of gamma-hydroxybutyric acid, compositions and uses thereof62US 10,501,401 B2Xw Laboratories Inc. · 2019