C07C 69/58
Esters of straight chain acids with eighteen carbon atoms in the acid
Official title: Esters of straight chain acids with eighteen carbon atoms in the acid moiety
C07C69/58 (Esters of straight chain acids with eighteen carbon atoms in the acid) appears on 65 US grants and 80 published applications in this corpus.
Search patents in C07C- Granted patents
- 65
- Published applications
- 80
- Assignees
- 49
- Inventors
- 158
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 13 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 2 | 4 |
| 2011 | 5 | 1 |
| 2012 | 1 | 3 |
| 2013 | 2 | 5 |
| 2014 | 4 | 3 |
| 2015 | 2 | 4 |
| 2016 | 2 | 4 |
| 2017 | 3 | 3 |
| 2018 | 1 | 6 |
| 2019 | 6 | 0 |
| 2020 | 1 | 3 |
| 2021 | 5 | 9 |
| 2022 | 3 | 4 |
| 2023 | 1 | 1 |
| 2024 | 8 | 6 |
| 2025 | 4 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aqueous compositions comprising 6-undecanol-esters19 May 2026US 12,629,324 B2Evonik Operations GmbH
- Free polyunsaturated fatty acid-containing compositions and manufacturing method therefor31 Mar 2026US 12,590,266 B2Nissui Corporation
- Compound in which polyglycerol, fatty acid, and dicarboxylic acid have been esterified9 Dec 2025US 12,491,150 B2Taiyo Kagaku Co., Ltd.
- Method of manufacturing bio-diesel and reactor16 Sep 2025US 12,415,173 B2Louisiana Eco Green, L.L.C.
- Method of manufacturing bio-diesel and reactor8 Jul 2025US 12,350,639 B2Louisiana Eco Green, L.L.C.
- Anti-evaporative lipid formulations18 Jun 2026US 2026/0165976 A1University of Helsinki
- Ophthalmic formulation19 Feb 2026US 2026/0049049 A1Western Sydney University
- Compound in which polyglycerol, fatty acid, and dicarboxylic acid have been esterified3 Apr 2025US 2025/0107994 A1Taiyo Kagaku Co., Ltd.
- Free-polyunsaturated-fatty-acid-containing composition and method for manufacturing same2 Jan 2025US 2025/0002808 A1Nissui Corporation
- Ophthalmic formulation7 Nov 2024US 2024/0368069 A1Western Sydney University
Most cited
By later US patents
- Preparation of esterified propoxylated glycerin from free fatty acids49US 4,983,329 AARCO Chemical Technology, L. P. · 1991
- Co-crystals of modulators of cystic fibrosis transmembrane conductance regulator41US 9,701,639 B2Vertex Pharmaceuticals Incorporated · 2017
- Bio-derived 1,3-propanediol and its conjugate esters as natural and non irritating solvents for biomass-derived extracts, fragrance concentrates, and oils38US 7,759,393 B2DuPont Tate & Lyle Bio Products Company, LLC · 2010
- Long chain diol diesters as low calorie fat mimetics23US 5,008,126 ANabisco Brands, Inc. · 1991
- Personal care composition containing bio-derived 1,3-propanediol and its conjugate esters17US 8,048,920 B2DuPont Tate & Lyle Bio Products Company, LLC · 2011