Extruder having screw elements with a particularly large pitch in the region of the gas venting opening, and use of said extruder
US-2022339841-A1 · Oct 27, 2022 · US
with additional forward-feeding elements
with additional forward-feeding elements · 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 | B29C48/54 |
| Official title | with additional forward-feeding elements |
| Display label | with additional forward-feeding elements |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 10 |
| 2017 | 12 |
| 2018 | 6 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 8 |
| 2022 | 9 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extruder screw with conveying portions and barrier portions and extrusion methods using the extruder screw and a plurality of barrel blocks
US-11400632-B2 · Aug 2, 2022 · US
Extruder screw passages, extruder and extrusion method
US-11400633-B2 · Aug 2, 2022 · US
Twin screw extruder
US-11312056-B2 · Apr 26, 2022 · US
Extruder screw having paths within the screw, extruder, and extrusion method
US-2021354362-A1 · Nov 18, 2021 · US
Screw machine and method for the processing of material to be processed
US-11117306-B2 · Sep 14, 2021 · US
Extruder screw having paths within the screw, extruder, and extrusion method
US-11110638-B2 · Sep 7, 2021 · US
Extruder
US-11104053-B2 · Aug 31, 2021 · US
Extruder screw having paths within the screw, extruder, and extrusion method
US-2021154906-A1 · May 27, 2021 · US
Twin screw extruder
US-2021138711-A1 · May 13, 2021 · US
Extruder screw having paths within the screw, extruder, and extrusion method
US-10967554-B2 · Apr 6, 2021 · US
Screw machine and method for the processing of material to be processed
US-10882015-B2 · Jan 5, 2021 · US
Extruder screw, extrusion device with extruder screw and method for plasticizing a plastic material
US-2020198209-A1 · Jun 25, 2020 · US
Material kneading apparatus and material kneading method
US-10576661-B2 · Mar 3, 2020 · US
Additive manufacturing apparatus
US-10532512-B2 · Jan 14, 2020 · US
Twin-screw extrusion kneader with movable portions to control viscosity of electrode paste and manufacturing method for electrode paste therewith
US-10532491-B2 · Jan 14, 2020 · US
Additive manufacturing apparatus
US-2019375148-A1 · Dec 12, 2019 · US
Continuous kneading device
US-10449498-B2 · Oct 22, 2019 · US
Twin screw extruder for use in manufacturing fiber-reinforced resin composition and process for manufacturing fiber-reinforced resin composition
US-10427325-B2 · Oct 1, 2019 · US
Volume pulsed deformation plasticating and conveying method and device by eccentric rotor
US-10307950-B2 · Jun 4, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C48/54?
- CPC B29C48/54 is the Cooperative Patent Classification code for “with additional forward-feeding elements.”
- How many patents are filed under CPC B29C48/54 (with additional forward-feeding elements)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC B29C48/54 growing?
- Publication counts under this code: 1 in 2024 vs 6 in 2025 (latest complete years).