Plasticizing unit
US-2025083369-A1 · Mar 13, 2025 · US
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raw material feeding devices
raw material feeding devices · 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 | B29C2945/76331 |
| Official title | raw material feeding devices |
| Display label | raw material feeding devices |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2018 | 2 |
| 2019 | 1 |
| 2021 | 2 |
| 2023 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for supporting molding of pulverized material resin material
US-2023415393-A1 · Dec 28, 2023 · US
Material feeding device, injection molding device, and three-dimensional modeling device
US-11590678-B2 · Feb 28, 2023 · US
Material Feeding Device, Injection Molding Device, And Three-Dimensional Modeling Device
US-2021370564-A1 · Dec 2, 2021 · US
Machine element
US-10960508-B2 · Mar 30, 2021 · US
Machine element
US-2019091822-A1 · Mar 28, 2019 · US
System and method for detecting printing filament for three dimensional printing
US-10042350-B2 · Aug 7, 2018 · US
System and method for detecting printing filament for three dimensional printing
US-2018143610-A1 · May 24, 2018 · US