Microbial-assisted heap leaching
US-12577634-B2 · Mar 17, 2026 · US
by dry processes · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C22B15/0006 |
| Official title | {by dry processes} |
| Display label | by dry processes |
| Total patents | 12 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2021 | 1 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12577634-B2 · Mar 17, 2026 · US
US-2026035764-A1 · Feb 5, 2026 · US
US-2025253424-A1 · Aug 7, 2025 · US
US-2025215527-A1 · Jul 3, 2025 · US
US-2025125433-A1 · Apr 17, 2025 · US
US-2025092488-A1 · Mar 20, 2025 · US
US-2024387893-A1 · Nov 21, 2024 · US
US-2024035113-A1 · Feb 1, 2024 · US
US-2021262060-A1 · Aug 26, 2021 · US
US-9790571-B2 · Oct 17, 2017 · US
US-2016122846-A1 · May 5, 2016 · US
US-9238850-B2 · Jan 19, 2016 · US