Process scheme for maximum heavy oil conversion with stage asphaltene rejection
US-12410372-B2 · Sep 9, 2025 · US
by blowing or oxidising {, e.g. air, ozone}
by blowing or oxidising {, e.g. air, ozone} · 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 | C10C3/04 |
| Official title | by blowing or oxidising {, e.g. air, ozone} |
| Display label | by blowing or oxidising {, e.g. air, ozone} |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymer modified asphalt for industrial applications
US-2024384102-A1 · Nov 21, 2024 · US
Polymer modified asphalt for industrial applications
US-12077668-B2 · Sep 3, 2024 · US
Porous carbon material and preparation method and application thereof
US-2024228300-A1 · Jul 11, 2024 · US
Asphalt air blowing with liquid jet ejector and coil
US-11999909-B2 · Jun 4, 2024 · US
Asphalt air blowing with liquid jet ejector and coil
US-2023374391-A1 · Nov 23, 2023 · US
Process scheme for maximum heavy oil conversion with stage asphaltene rejection
US-2023193145-A1 · Jun 22, 2023 · US
Upgrading asphalt by incorporation of bio-oils
US-2022243066-A1 · Aug 4, 2022 · US
Utilizing packed columns for asphalt air blowing
US-11326107-B2 · May 10, 2022 · US
Polymer modified asphalt for industrial applications
US-2022056271-A1 · Feb 24, 2022 · US
Polymer modified asphalt for industrial applications
US-11053391-B2 · Jul 6, 2021 · US
Prevention of the emission of hydrogen sulphide in the production of hot bitumen or asphalt
US-11046895-B2 · Jun 29, 2021 · US
Method for producing impregnated pitch from petroleum-based raw material and impregnated pitch produced thereby
US-10844286-B2 · Nov 24, 2020 · US
Utilizing packed columns for asphalt air blowing
US-2020270529-A1 · Aug 27, 2020 · US
Nanobubble aided bitumen extraction from oil sand
US-10711200-B2 · Jul 14, 2020 · US
Asphalt blow still with sectionalized columns
US-10703980-B2 · Jul 7, 2020 · US
Prevention of the emission of hydrogen sulphide in the production of hot bitumen or asphalt
US-2020157438-A1 · May 21, 2020 · US
Method for producing impregnated pitch from petroleum-based raw material and impregnated pitch produced thereby
US-2020123448-A1 · Apr 23, 2020 · US
Process to produce blown asphalt
US-10584285-B2 · Mar 10, 2020 · US
Use of an ester additive and paving grade asphalt in built up roofing asphalt composition manufacture
US-10336906-B2 · Jul 2, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10C3/04?
- CPC C10C3/04 is the Cooperative Patent Classification code for “by blowing or oxidising {, e.g. air, ozone}.”
- How many patents are filed under CPC C10C3/04 (by blowing or oxidising {, e.g. air, ozone})?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC C10C3/04 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).