Extruder screw handling device
US-11930793-B2 · Mar 19, 2024 · US
This page is not indexed by search engines while we improve data quality.
for screws
for screws · 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 | B29C48/25682 |
| Official title | {for screws} |
| Display label | for screws |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2018 | 4 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 5 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotor with anti-wear device and means for attaching same
US-11478955-B2 · Oct 25, 2022 · US
Extruder screw handling device
US-2022240485-A1 · Aug 4, 2022 · US
Torpedo for extruder
US-11305460-B2 · Apr 19, 2022 · US
Extruder screw with alternately-arranged conveyance portions and extruders and extrusion methods using the extruder screw
US-11229889-B2 · Jan 25, 2022 · US
Extruder screw including conveyance portions and paths within the conveyance portions, extruder, and extrusion method
US-11230033-B2 · Jan 25, 2022 · US
Rotor with anti-wear device and means for attaching same
US-2021213646-A1 · Jul 15, 2021 · US
Torpedo for extruder
US-2019375133-A1 · Dec 12, 2019 · US
Screw to be used in an extruder and extruder
US-2018104879-A1 · Apr 19, 2018 · US
Screw to be used in an extruder and extruder
US-2018099447-A1 · Apr 12, 2018 · US
Extruder screw, extruder, and extrusion method
US-2018093234-A1 · Apr 5, 2018 · US
Extruder screw, extruder, and extrusion method
US-2018093233-A1 · Apr 5, 2018 · US
Screw shaft structure for double-shaft extruder
US-9057264-B2 · Jun 16, 2015 · US