Method for recovering carbon dioxide gas and other gases
US-12214313-B2 · Feb 4, 2025 · US
Combined chemical and physical processing · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01B21/0494 |
| Official title | {Combined chemical and physical processing} |
| Display label | Combined chemical and physical processing |
| Total patents | 8 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 2 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12214313-B2 · Feb 4, 2025 · US
US-2022234000-A1 · Jul 28, 2022 · US
US-2022176313-A1 · Jun 9, 2022 · US
US-11104576-B2 · Aug 31, 2021 · US
US-10874980-B2 · Dec 29, 2020 · US
US-2020165131-A1 · May 28, 2020 · US
US-2020101412-A1 · Apr 2, 2020 · US
US-2019046924-A1 · Feb 14, 2019 · US