Combination of fuel additives
US-2019330549-A1 · Oct 31, 2019 · US
polyethers, e.g. di- polygylcols and derivatives; ethers - esters
polyethers, e.g. di- polygylcols and derivatives; ethers - esters · 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 | C10L1/1985 |
| Official title | {polyethers, e.g. di- polygylcols and derivatives; ethers - esters} |
| Display label | polyethers, e.g. di- polygylcols and derivatives; ethers - esters |
| Total patents | 146 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 15 |
| 2017 | 7 |
| 2018 | 11 |
| 2019 | 19 |
| 2020 | 20 |
| 2021 | 16 |
| 2022 | 10 |
| 2023 | 13 |
| 2024 | 16 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mixed detergent composition for intake valve deposit control
US-10457884-B2 · Oct 29, 2019 · US
Industrial Fluid
US-2019241831-A1 · Aug 8, 2019 · US
Industrial Fluid
US-2019241830-A1 · Aug 8, 2019 · US
Industrial Fluid
US-2019225901-A1 · Jul 25, 2019 · US
Additive compositions and to fuel oils
US-10344239-B2 · Jul 9, 2019 · US
Amine alkenyl substituted succinimide reaction product fuel additives, compositions, and methods
US-2019169514-A1 · Jun 6, 2019 · US
Substituted mannich base fuel additives, compositions, and methods
US-2019169515-A1 · Jun 6, 2019 · US
Additive compositions and to fuel oils
US-10294437-B2 · May 21, 2019 · US
Product compositions for dimethoxymethane oligomers mixed with distillate fuels
US-2019119590-A1 · Apr 25, 2019 · US
Amino and imino propionic acids, process of preparation and use
US-10207983-B2 · Feb 19, 2019 · US
Oil based product for treating vanadium rich oils
US-2019048278-A1 · Feb 14, 2019 · US
Use of a hydrocarbyl-substituted dicarboxylic acid for improving or boosting the separation of water from fuel oils and gasoline fuels
US-2019040332-A1 · Feb 7, 2019 · US
Aqueous polymer dispersions, a method for their preparation and the use thereof as pour-point depressants for crude oil, petroleum, and petroleum products
US-2019024011-A1 · Jan 24, 2019 · US
Use of a hydrocarbyl-substituted dicarboxylic acid for improving or boosting the separation of water from fuel oils and gasoline fuels
US-10174269-B2 · Jan 8, 2019 · US
Polymer Compositions Allowing Easier Handling
US-2019002779-A1 · Jan 3, 2019 · US
Amine polymer and preparation method and use thereof
US-2018362710-A1 · Dec 20, 2018 · US
Polyol carrier fluids and fuel compositions including polyol carrier fluids
US-2018258361-A1 · Sep 13, 2018 · US
Amino and imino propionic acids, process of preparation and use
US-10035757-B2 · Jul 31, 2018 · US
Corrosion inhibitors for fuels and lubricants
US-2018201863-A1 · Jul 19, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10L1/1985?
- CPC C10L1/1985 is the Cooperative Patent Classification code for “polyethers, e.g. di- polygylcols and derivatives; ethers - esters.”
- How many patents are filed under CPC C10L1/1985 (polyethers, e.g. di- polygylcols and derivatives; ethers - esters)?
- Our database includes 146 publications tagged with this CPC code.
- Is patent activity under CPC C10L1/1985 growing?
- Publication counts under this code: 16 in 2024 vs 7 in 2025 (latest complete years).