Dustproof safety feeding device for power battery black powder acid leaching and feeding
US-12374741-B2 · Jul 29, 2025 · US
preventing bridge formation · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B65D88/64 |
| Official title | preventing bridge formation |
| Display label | preventing bridge formation |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12374741-B2 · Jul 29, 2025 · US
US-2025058909-A1 · Feb 20, 2025 · US
US-2024250352-A1 · Jul 25, 2024 · US
US-12012279-B2 · Jun 18, 2024 · US
US-2023133121-A1 · May 4, 2023 · US
US-2023095177-A1 · Mar 30, 2023 · US
US-10052651-B2 · Aug 21, 2018 · US
US-9816229-B2 · Nov 14, 2017 · US
US-2017312778-A1 · Nov 2, 2017 · US
US-2016040355-A1 · Feb 11, 2016 · US
US-9169062-B2 · Oct 27, 2015 · US