C07D 213/79
Acids
Official title: Acids; Esters
C07D213/79 (Acids) appears on 2,065 US grants and 1,468 published applications in this corpus.
Search patents in C07D- Granted patents
- 2,065
- Published applications
- 1,468
- Assignees
- 908
- Inventors
- 5,254
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 52 | 0 |
| 1978 | 64 | 0 |
| 1979 | 25 | 0 |
| 1980 | 37 | 0 |
| 1981 | 31 | 0 |
| 1982 | 35 | 0 |
| 1983 | 38 | 0 |
| 1984 | 17 | 0 |
| 1985 | 37 | 0 |
| 1986 | 30 | 0 |
| 1987 | 33 | 0 |
| 1988 | 40 | 0 |
| 1989 | 48 | 0 |
| 1990 | 48 | 0 |
| 1991 | 45 | 0 |
| 1992 | 49 | 0 |
| 1993 | 40 | 0 |
| 1994 | 43 | 0 |
| 1995 | 42 | 0 |
| 1996 | 32 | 0 |
| 1997 | 38 | 0 |
| 1998 | 37 | 0 |
| 1999 | 45 | 0 |
| 2000 | 38 | 0 |
| 2001 | 39 | 15 |
| 2002 | 48 | 38 |
| 2003 | 27 | 52 |
| 2004 | 37 | 60 |
| 2005 | 25 | 45 |
| 2006 | 30 | 45 |
| 2007 | 35 | 56 |
| 2008 | 25 | 66 |
| 2009 | 26 | 70 |
| 2010 | 58 | 77 |
| 2011 | 33 | 60 |
| 2012 | 55 | 64 |
| 2013 | 39 | 56 |
| 2014 | 47 | 66 |
| 2015 | 67 | 71 |
| 2016 | 72 | 83 |
| 2017 | 70 | 72 |
| 2018 | 54 | 57 |
| 2019 | 46 | 68 |
| 2020 | 65 | 59 |
| 2021 | 40 | 50 |
| 2022 | 31 | 50 |
| 2023 | 31 | 65 |
| 2024 | 24 | 55 |
| 2025 | 31 | 31 |
| 2026 | 31 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods of making nicotinic acid derivatives29 Sep 2026US 12,747,211 B2Syngenta Crop Protection AG
- Tautomeric ligand enables biomimetic C—H hydroxylation with molecular oxygen22 Sep 2026US 12,741,937 B2The Scripps Research Institute
- D-amphetamine compounds, compositions, and processes for making and using the same15 Sep 2026US 12,735,388 B2Zevra Therapeutics, Inc.
- PAI-1 inhibitors and uses thereof15 Sep 2026US 12,735,402 B2The Cleveland Clinic Foundation
- Process for the preparation of 5-chloro-pyridine- 2-carboxylic acids and carboxylates with 3- sulfur containing substituents1 Sep 2026US 12,723,027 B2Syngenta Crop Protection AG
- Process for the preparation of 5-chloro-3-alkylsulfanyl-pyridine-2-carboxylic acid amides and carboxylates8 Oct 2026US 2026/0308124 A1Syngenta Crop Protection AG
- Herbicidal derivatives1 Oct 2026US 2026/0293895 A1Syngenta Crop Protection AG
- Neuroactive androgen receptor modulators and use thereof1 Oct 2026US 2026/0294908 A1ENDOCHEM PHARMACEUTICALS (BEIJING) CO., LTD. Beijing
- Solid forms of {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid, compositions, and uses thereof10 Sep 2026US 2026/0263438 A1Akebia Therapeutics, Inc.
- Halogenated benzylidine derivatives and their use in the treatment of cancers10 Sep 2026US 2026/0265180 A1Renovel Innovations, Inc.
Most cited
By later US patents
- Pharmaceutical formulations for parenteral use208US 5,024,998 AUniversity of Florida · 1991
- Substituted diaryl or diheteroaryl methanes, ethers and amines having retinoid agonist, antagonist or inverse agonist type biological activity167US 5,919,970 AAllergan Sales, Inc. · 1999
- Acetylenes disubstituted with a pyridinyl group and a substituted phenyl group having retinoid like activity140US 5,013,744 AAllergan, Inc. · 1991
- Process for producing 4-trifluoromethylnicotinic acid129US 5,708,175 AIshihara Sangyo Kaisha, Ltd. · 1998
- Acetylenes disubstituted with a heteroaromatic group and a substituted phenyl group having retinoid like activity125US 5,175,185 AAllergan, Inc. · 1992