Methods for producing liquid organic hydrogen carriers (lohc)
US-2025197201-A1 · Jun 19, 2025 · US
Extraction of unsaturated hydrocarbons
Extraction of unsaturated hydrocarbons · 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 | C10G67/0409 |
| Official title | {Extraction of unsaturated hydrocarbons} |
| Display label | Extraction of unsaturated hydrocarbons |
| Total patents | 34 |
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 | 3 |
| 2016 | 2 |
| 2017 | 9 |
| 2018 | 6 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 2 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for the preparation of olefins, comprising hydrotreatment, de-asphalting, hydrocracking and steam cracking
US-11959030-B2 · Apr 16, 2024 · US
Process for the preparation of olefins, comprising hydrotreatment, de-asphalting, hydrocracking and steam cracking
US-2022380690-A1 · Dec 1, 2022 · US
Method of producing a fuel additive
US-11248181-B2 · Feb 15, 2022 · US
Integrated resid deasphalting and gasification
US-10947464-B2 · Mar 16, 2021 · US
Method of producing a fuel additive
US-2021024837-A1 · Jan 28, 2021 · US
Bright stock production from low severity resid deasphalting
US-10808185-B2 · Oct 20, 2020 · US
Systems and methods for separation and extraction of heterocyclic compounds and polynuclear aromatic hydrocarbons from a hydrocarbon feedstock
US-10808186-B2 · Oct 20, 2020 · US
System for conversion of crude oil to petrochemicals and fuel products integrating delayed coking of vacuum residue
US-10800977-B2 · Oct 13, 2020 · US
Processes and apparatuses for Olefin saturation in an aromatics complex
US-10647932-B2 · May 12, 2020 · US
System for conversion of crude oil to petrochemicals and fuel products integrating delayed coking of vacuum residue
US-2020123450-A1 · Apr 23, 2020 · US
Sequential deasphalting for base stock production
US-10550341-B2 · Feb 4, 2020 · US
Process and system for conversion of crude oil to petrochemicals and fuel products integrating delayed coking of vacuum residue
US-10472574-B2 · Nov 12, 2019 · US
Paraffin removal from C4 containing streams
US-10343959-B2 · Jul 9, 2019 · US
Process for increasing xylene isomer to benzene ratio
US-10118878-B2 · Nov 6, 2018 · US
Processes and apparatuses for olefin saturation in an aromatics complex
US-2018265791-A1 · Sep 20, 2018 · US
Systems and methods for separation and extraction of heterocyclic compounds and polynuclear aromatic hydrocarbons from a hydrocarbon feedstock
US-2018187104-A1 · Jul 5, 2018 · US
Process and system for conversion of crude oil to petrochemicals and fuel products integrating delayed coking of vacuum residue
US-2018155633-A1 · Jun 7, 2018 · US
Process for increasing xylene isomer to benzene ratio
US-2018079701-A1 · Mar 22, 2018 · US
Paraffin removal from c4 containing streams
US-2018029958-A1 · Feb 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10G67/0409?
- CPC C10G67/0409 is the Cooperative Patent Classification code for “Extraction of unsaturated hydrocarbons.”
- How many patents are filed under CPC C10G67/0409 (Extraction of unsaturated hydrocarbons)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC C10G67/0409 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).