Lubricant composition
US-2025346826-A1 · Nov 13, 2025 · US
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
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 · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C10M129/78 |
| 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 |
| Display label | 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 |
| Total patents | 47 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 10 |
| 2017 | 7 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ester compound and preparation method therefor and uses thereof
US-2023012456-A1 · Jan 12, 2023 · US
Method for producing biolubricant from vegetable oil, and biolubricant
US-11492567-B2 · Nov 8, 2022 · US
Lubricating oil compositions
US-11136523-B2 · Oct 5, 2021 · US
Polyethylene diester viscosity modifiers
US-11104859-B2 · Aug 31, 2021 · US
Method for producing biolubricant from vegetable oil, and biolubricant
US-2021230495-A1 · Jul 29, 2021 · US
Polyethylene diester viscosity modifiers
US-2021047580-A1 · Feb 18, 2021 · US
Manufacturing method of lubricant composition and lubricant composition
US-10889778-B2 · Jan 12, 2021 · US
Lubricating oil compositions having functionalized quercetin antioxidants
US-2020190425-A1 · Jun 18, 2020 · US
Bio-based estolide compositions
US-10562840-B2 · Feb 18, 2020 · US
Branched diesters for use as a base stock and in lubricant applications
US-10494586-B2 · Dec 3, 2019 · US
Use of a complex ester to reduce fuel consumption
US-10465138-B2 · Nov 5, 2019 · US
Manufacturing method of lubricant composition and lubricant composition
US-2019185779-A1 · Jun 20, 2019 · US
Branched diesters for use as a base stock and in lubricant applications
US-2019119600-A1 · Apr 25, 2019 · US
Bio-based estolide compositions
US-2019092715-A1 · Mar 28, 2019 · US
Branched diesters for use to reduce the fuel consumption of an engine
US-2019002790-A1 · Jan 3, 2019 · US
Lubricant composition comprising branched diesters and viscosity index improver
US-2019002785-A1 · Jan 3, 2019 · US
Use of a complex ester to reduce fuel consumption
US-2018305631-A1 · Oct 25, 2018 · US
Branched diesters for use as a base stock and in lubricant applications
US-10059903-B2 · Aug 28, 2018 · US
Use of a complex ester to reduce fuel consumption
US-10030206-B2 · Jul 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10M129/78?
- CPC C10M129/78 is the Cooperative Patent Classification code for “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.”
- How many patents are filed under CPC C10M129/78 (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)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC C10M129/78 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2025 (latest complete years).