Thermo-chemical processing of coal via solvent extraction
US-2025026644-A1 · Jan 23, 2025 · US
by the use of hydrogen-donor solvents
by the use of hydrogen-donor solvents · 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 | C10G1/042 |
| Official title | {by the use of hydrogen-donor solvents} |
| Display label | by the use of hydrogen-donor solvents |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 4 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated process for producing biocrude
US-2024425758-A1 · Dec 26, 2024 · US
Biocarbon compositions with optimized compositional parameters, and processes for producing the same
US-2024391828-A1 · Nov 28, 2024 · US
Biocarbon compositions with optimized compositional parameters, and processes for producing the same
US-12103892-B2 · Oct 1, 2024 · US
Two-stage process with thermal conversion
US-12054674-B2 · Aug 6, 2024 · US
Thermo-chemical processing of coal via solvent extraction
US-12006219-B2 · Jun 11, 2024 · US
Method for upgrading pyrolysis oil through seawater electrochemical pretreatment of biomass feedstock
US-11732196-B2 · Aug 22, 2023 · US
Two-stage process with thermal conversion
US-2023203381-A1 · Jun 29, 2023 · US
Method for upgrading pyrolysis oil through seawater electrochemical pretreatment of biomass and use thereof
US-2023159831-A1 · May 25, 2023 · US
Biocarbon compositions with optimized compositional parameters, and processes for producing the same
US-2023151280-A1 · May 18, 2023 · US
Biocarbon compositions with optimized compositional parameters, and processes for producing the same
US-2023150872-A1 · May 18, 2023 · US
Transfer hydrogenation of heavy hydrocarbons with hydrogen-donor solvents
US-11560519-B2 · Jan 24, 2023 · US
Transfer hydrogenation of heavy hydrocarbons with hydrogen-donor solvents
US-2022195307-A1 · Jun 23, 2022 · US
Thermo-chemical processing of coal via solvent extraction
US-2022177312-A1 · Jun 9, 2022 · US
Transfer hydrogenation of heavy hydrocarbons with hydrogen-donor solvents
US-11306256-B2 · Apr 19, 2022 · US
Lignin to liquid fuels and polyols using biomass-derived solvents
US-11268034-B2 · Mar 8, 2022 · US
Systems and methods for refining coal into high value products
US-2020332197-A1 · Oct 22, 2020 · US
A method for obtaining a stable lignin: polar organic solvent composition via mild solvolytic modifications
US-2020283684-A1 · Sep 10, 2020 · US
Transfer hydrogenation of heavy hydrocarbons with hydrogen-donor solvents
US-2020270530-A1 · Aug 27, 2020 · US
Lignin to liquid fuels and polyols using biomass-derived solvents
US-2020231879-A1 · Jul 23, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10G1/042?
- CPC C10G1/042 is the Cooperative Patent Classification code for “by the use of hydrogen-donor solvents.”
- How many patents are filed under CPC C10G1/042 (by the use of hydrogen-donor solvents)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC C10G1/042 growing?
- Publication counts under this code: 5 in 2024 vs 1 in 2025 (latest complete years).