Sweeper roller, plastic film manufacturing device that uses same, and manufacturing method
US-10150240-B2 · Dec 11, 2018 · 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 | B29C47/887 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sheet manufacturing apparatus and sheet manufacturing method
US-10144166-B2 · Dec 4, 2018 · US
Polymeric layers and methods of making the same
US-10099408-B2 · Oct 16, 2018 · US
Optical film and production method for same
US-10088605-B2 · Oct 2, 2018 · US
Fluororesin film having excellent transparency
US-9822225-B2 · Nov 21, 2017 · US
Fragranced water-sensitive film
US-9617400-B2 · Apr 11, 2017 · US