C07C 69/66
Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon
Official title: Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, [IMAGE cpc-sch-C07C-0958.gif] groups,[IMAGE cpc-sch-C07C-0959.gif] groups, or[IMAGE cpc-sch-C07C-0960.gif] in the acid moiety
C07C69/66 (Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon) appears on 2,651 US grants and 2,128 published applications in this corpus.
Search patents in C07C- Granted patents
- 2,651
- Published applications
- 2,128
- Assignees
- 1,267
- Inventors
- 6,554
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 9 | 0 |
| 1980 | 8 | 0 |
| 1981 | 8 | 0 |
| 1982 | 13 | 0 |
| 1983 | 7 | 0 |
| 1984 | 4 | 0 |
| 1985 | 17 | 0 |
| 1986 | 17 | 0 |
| 1987 | 21 | 0 |
| 1988 | 15 | 0 |
| 1989 | 13 | 0 |
| 1990 | 23 | 0 |
| 1991 | 45 | 0 |
| 1992 | 66 | 0 |
| 1993 | 76 | 0 |
| 1994 | 65 | 0 |
| 1995 | 80 | 0 |
| 1996 | 77 | 0 |
| 1997 | 93 | 0 |
| 1998 | 93 | 0 |
| 1999 | 94 | 0 |
| 2000 | 83 | 0 |
| 2001 | 80 | 29 |
| 2002 | 87 | 70 |
| 2003 | 88 | 100 |
| 2004 | 53 | 89 |
| 2005 | 47 | 82 |
| 2006 | 44 | 72 |
| 2007 | 51 | 67 |
| 2008 | 65 | 86 |
| 2009 | 60 | 111 |
| 2010 | 61 | 97 |
| 2011 | 65 | 80 |
| 2012 | 63 | 81 |
| 2013 | 83 | 93 |
| 2014 | 75 | 87 |
| 2015 | 84 | 114 |
| 2016 | 91 | 102 |
| 2017 | 82 | 78 |
| 2018 | 86 | 83 |
| 2019 | 69 | 102 |
| 2020 | 76 | 105 |
| 2021 | 70 | 85 |
| 2022 | 60 | 72 |
| 2023 | 38 | 74 |
| 2024 | 51 | 81 |
| 2025 | 44 | 51 |
| 2026 | 29 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ester compound and preparation method therefor and uses thereof6 Oct 2026US 12,753,143 B2China Petroleum & Chemical Corporation
- Isotopic thyromimetic compounds22 Sep 2026US 12,741,932 B2Autobahn Therapeutics, Inc.
- Lactate/ketone body esters15 Sep 2026US 12,735,383 B2Aarhus Universitet
- Tartaric acid analogs and uses thereof4 Aug 2026US 12,697,320 B2TIM Therapeutics, Inc.
- Ashless ionic liquid21 Jul 2026US 12,686,832 B2Petroliam Nasional Berhad (Petronas)
- Compounds and compositions for treating glucose hypometabolic disorders8 Oct 2026US 2026/0306523 A1Senovia Biosciences LLC
- Use of alkyl 4-alkoxypentanoates as aroma chemicals8 Oct 2026US 2026/0308477 A1BASF SE
- Processes of producing volixibat and analogs thereof24 Sep 2026US 2026/0285895 A1Mirum Pharmaceuticals, Inc.
- Novel fumaric acid ester monomer, resin, and film containing same24 Sep 2026US 2026/0286024 A1Tosoh Corporation
- Hydroxyphenyl propanoate compounds for tumour immunotherapy, compositions and uses thereof17 Sep 2026US 2026/0272865 A1
Most cited
By later US patents
- Retroviral protease inhibiting compounds159US 5,142,056 AAbbott Laboratories · 1992
- Immunotherapeutic agents153US 5,929,117 ACelgene Corporation · 1999
- Bridged bicyclic aromatic compounds and their use in modulating gene expression of retinoid receptors129US 5,466,861 ALa Jolla Cancer Research Foundation · 1995
- Compounds and methods for delivery of prostacyclin analogs122US 7,417,070 B2United Therapeutics Corporation · 2008
- Ligands for metabotropic glutamate receptors and inhibitors of NAALADase119US 6,528,499 B1Georgetown University · 2003