Defibration processing device, and fibrous feedstock recycling device
US-11261565-B2 · Mar 1, 2022 · US
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Beaters with two or more beater rolls
Beaters with two or more beater rolls · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D21D1/18 |
| Official title | Beaters with two or more beater rolls |
| Display label | Beaters with two or more beater rolls |
| Total patents | 2 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.