Apparatus for both humidification and air cleaning
US-10208969-B2 · Feb 19, 2019 · US
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Operations & Transport
Operations & Transport · 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 | B01F3/04042 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Humidification and air cleaning apparatus
US-10066845-B2 · Sep 4, 2018 · US
Refreshing device
US-9765982-B2 · Sep 19, 2017 · US
Refreshing Device
US-2015323205-A1 · Nov 12, 2015 · US