Foreign matter removing apparatus, gypsum-based building board manufacturing apparatus, and foreign matter removing method
US-2024165670-A1 · May 23, 2024 · US
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using dry heavy media; Devices therefor
using dry heavy media; Devices therefor · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B03B5/46 |
| Official title | using dry heavy media; Devices therefor |
| Display label | using dry heavy media; Devices therefor |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2022 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.