Plasticizing unit
US-12304125-B2 · May 20, 2025 · US
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with screw surrounded by a casing provided with grooves or cavities
with screw surrounded by a casing provided with grooves or cavities · 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 | B29B7/425 |
| Official title | {with screw surrounded by a casing provided with grooves or cavities} |
| Display label | with screw surrounded by a casing provided with grooves or cavities |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 1 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Single-screw extruder and a method for extrusion
US-12115508-B2 · Oct 15, 2024 · US
Method of carrying out thermolysis and thermolysis apparatus
US-12030232-B2 · Jul 9, 2024 · US
Plasticizing unit
US-2023302699-A1 · Sep 28, 2023 · US
Single-screw extruder with hollow rotor member
US-11548198-B2 · Jan 10, 2023 · US
A single-screw extruder and a method for extrusion
US-2022097014-A1 · Mar 31, 2022 · US
Method of carrying out thermolysis and thermolysis apparatus
US-2020398475-A1 · Dec 24, 2020 · US
Rubbery polymer extrusion dryer, method of drying rubbery polymer, and method of manufacturing rubbery polymer
US-2019255739-A1 · Aug 22, 2019 · US
Single-screw extruder with hollow rotor member
US-2019184621-A1 · Jun 20, 2019 · US
Volume pulsed deformation plasticating and conveying method and device by eccentric rotor
US-10307950-B2 · Jun 4, 2019 · US
Process for producing wet rubber masterbatch, wet rubber masterbatch, and rubber composition containing wet rubber masterbatch
US-10253141-B2 · Apr 9, 2019 · US
Elimination of contaminants in wet natural rubber
US-10227420-B2 · Mar 12, 2019 · US
Elimination of contaminants in wet natural rubber
US-2018134814-A1 · May 17, 2018 · US
Process for producing wet rubber masterbatch, wet rubber masterbatch, and rubber composition containing wet rubber masterbatch
US-2017152353-A1 · Jun 1, 2017 · US
Volume pulsed deformation plasticating and conveying method and device by eccentric rotor
US-2017080619-A1 · Mar 23, 2017 · US
Rubber wet master batch producing method, rubber wet master batch, and rubber composition containing rubber wet master batch
US-9527968-B2 · Dec 27, 2016 · US
Rubber wet master batch producing method, rubber wet master batch, and rubber composition containing rubber wet master batch
US-2015247011-A1 · Sep 3, 2015 · US