Mixing and extrusion machine with self-cleaning twin screw and method of use
US-12508742-B2 · Dec 30, 2025 · US
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for discharging, e.g. doors
for discharging, e.g. doors · 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 | B29B7/26 |
| Official title | for discharging, e.g. doors |
| Display label | for discharging, e.g. doors |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rubber composition manufacturing method and tire manufacturing method
US-12466923-B2 · Nov 11, 2025 · US
Stirring and feeding apparatus, feeding method, and production method of fibrous filler, and production method of thermoplastic resin composition
US-2025187246-A1 · Jun 12, 2025 · US
Device and method for the production of plastic parts with drying and desiccant feed devices
US-12304113-B2 · May 20, 2025 · US
Output mechanism of a mixer with converging conical twin screws
US-12042957-B2 · Jul 23, 2024 · US
System for the formulation and delivery of materials to molding machines
US-2024190046-A1 · Jun 13, 2024 · US
Device and method for the production of plastic parts, more particularly of adhesive applications
US-2023405876-A1 · Dec 21, 2023 · US
Device and method for the production of plastic parts with drying and dessicant feed devices
US-11780117-B2 · Oct 10, 2023 · US
Mixing and extrusion machine with self-cleaning twin screw and method of use
US-2022258379-A1 · Aug 18, 2022 · US
Rubber composition manufacturing method and tire manufacturing method
US-2022195130-A1 · Jun 23, 2022 · US
Process for producing plastic lens and apparatus for producing plastic lens
US-11358354-B2 · Jun 14, 2022 · US
Output mechanism of a mixer with converging conical twin screws
US-2022176591-A1 · Jun 9, 2022 · US
Twin-screw mixing and extrusion machine with mobile elements
US-2022152874-A1 · May 19, 2022 · US
Device and method for the production of plastic parts, more particularly of adhesive applications
US-2020307026-A1 · Oct 1, 2020 · US
Process for producing plastic lens and apparatus for producing plastic lens
US-2019091953-A1 · Mar 28, 2019 · US
Modified tire sealant mixing device
US-10124511-B2 · Nov 13, 2018 · US
Modified tire sealant mixing device
US-2018243945-A1 · Aug 30, 2018 · US
Modified tire sealant mixing device
US-2017165872-A1 · Jun 15, 2017 · US
Batch mixer with plunger
US-9649805-B2 · May 16, 2017 · US
Batch mixer with plunger
US-9643352-B2 · May 9, 2017 · US