C10M 129/78
Complex esters, i.e. compounds containing at least three esterified carboxyl groups and
Official title: Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxylic acids, polycarboxylic acids, hydroxy carboxylic acids
C10M129/78 (Complex esters, i.e. compounds containing at least three esterified carboxyl groups and) appears on 44 US grants and 44 published applications in this corpus.
Search patents in C10M- Granted patents
- 44
- Published applications
- 44
- Assignees
- 31
- Inventors
- 117
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 2 |
| 2013 | 4 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 5 |
| 2016 | 2 | 8 |
| 2017 | 4 | 2 |
| 2018 | 4 | 4 |
| 2019 | 2 | 5 |
| 2020 | 1 | 1 |
| 2021 | 3 | 3 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for converting biosourced triglycerides into a single-phase composition containing fatty acid ester and related uses as biofuel or lubricant6 Jan 2026US 12,516,266 B2Autarcycle Inc.
- Method for producing biolubricant from vegetable oil, and biolubricant8 Nov 2022US 11,492,567 B2Petroleo Brasileiro S.A. - Petrobras
- Liquid anti-friction composition30 Nov 2021US 11,186,796 B2Patech Fine Chemicals Co., Ltd.
- Polyethylene diester viscosity modifiers31 Aug 2021US 11,104,859 B2The United States of America as represented by the Secretary of Agriculture
- Manufacturing method of lubricant composition and lubricant composition12 Jan 2021US 10,889,778 B2FUJIFILM Cornoration
- Process for converting biosourced triglycerides into a single-phase composition containing fatty acid ester and related uses as biofuel or lubricant9 Nov 2023US 2023/0357666 A1Autarcycle Inc.
- Ester compound and preparation method therefor and uses thereof12 Jan 2023US 2023/0012456 A1China Petroleum & Chemical Corporation
- Method for producing biolubricant from vegetable oil, and biolubricant29 Jul 2021US 2021/0230495 A1Petroleo Brasileiro S.A. - Petrobras
- Polyethylene diester viscosity modifiers18 Feb 2021US 2021/0047580 A1The United States of America as represented by the Secretary of Agriculture
- Liquid anti-friction composition14 Jan 2021US 2021/0009915 A1Patech Fine Chemicals Co., Ltd.
Most cited
By later US patents
- Epoxidized estolides and methods of making and using the same36US 8,258,326 B1LubriGreen Biosynthetics, LLC · 2012
- Oils thickened with estolides of hydroxy-containing triglycerides27US 5,458,795 AThe Lubrizol Corporation · 1995
- Polyol ester compositions with unconverted hydroxyl groups for use as lubricant base stocks24US 5,698,502 AExxon Chemical Patents Inc. · 1997
- Polyol ester lubricants for refrigerating compressors operating at high temperatures16US 5,906,769 AHenkel Corporation · 1999
- Sulfurized estolides and methods of making and using the same15US 8,404,867 B2Biosynthetic Technologies, LLC · 2013