Heating apparatus for at least one housing section of a screw extruder and method for servicing a heating apparatus of this kind
US-12057664-B2 · Aug 6, 2024 · US
Exchangeable extruder parts (B29C48/691 takes precedence)
Exchangeable extruder parts (B29C48/691 takes precedence) · 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 | B29C48/256 |
| Official title | {Exchangeable extruder parts (B29C48/691 takes precedence)} |
| Display label | Exchangeable extruder parts (B29C48/691 takes precedence) |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 6 |
| 2018 | 6 |
| 2019 | 4 |
| 2020 | 8 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Melt conveyor for an extrusion tool of an extrusion system, extrusion tool, extrusion system and method for operating an extrusion system of this type
US-2024227273-A9 · Jul 11, 2024 · US
Melt conveyor for an extrusion tool of an extrusion system, extrusion tool, extrusion system and method for operating an extrusion system of this type
US-2024131769-A1 · Apr 25, 2024 · US
Melt conductor for an extrusion tool of an extrusion system, extrusion tool, extrusion system and method for operating an extrusion system of this type
US-2024100761-A1 · Mar 28, 2024 · US
Melt conveyor for an extrusion tool of an extrusion system, extrusion tool, extrusion system and method for operating an extrusion system of this type
US-2024100762-A1 · Mar 28, 2024 · US
Quick-action clamping apparatus, pelletizing apparatus having such a quick-action clamping apparatus, related bracing method
US-2023160405-A1 · May 25, 2023 · US
Devices, systems, and processes for processing polymers
US-11383416-B2 · Jul 12, 2022 · US
Devices, systems, and processes for processing polymers
US-11325294-B2 · May 10, 2022 · US
Modular extruder
US-11161275-B2 · Nov 2, 2021 · US
Heating apparatus for at least one housing section of a screw extruder and method for servicing a heating apparatus of this kind
US-2021111522-A1 · Apr 15, 2021 · US
Guiding device and methods for guiding a plastic film, and blown film installation
US-10807293-B2 · Oct 20, 2020 · US
Modular extruder
US-2020307023-A1 · Oct 1, 2020 · US
Overturning device for overturning molten material and purging method
US-10773441-B2 · Sep 15, 2020 · US
Apparatus for extruding honeycomb bodies, methods of assembling apparatus, and methods of manufacturing honeycomb bodies
US-2020269466-A1 · Aug 27, 2020 · US
Downhole tool member and manufacturing method thereof
US-2020207949-A1 · Jul 2, 2020 · US
Overturning device for overturning molten material and rinsing method
US-10625458-B2 · Apr 21, 2020 · US
Overturning device for overturning molten material and purging method
US-10611054-B2 · Apr 7, 2020 · US
Overturning device for overturning molten material and purging method
US-10576660-B2 · Mar 3, 2020 · US
Extrusion die having thermally responsive lip adjustment assembly
US-10518459-B2 · Dec 31, 2019 · US
Extrusion die having thermally responsive lip adjustment assembly
US-2019232542-A1 · Aug 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C48/256?
- CPC B29C48/256 is the Cooperative Patent Classification code for “Exchangeable extruder parts (B29C48/691 takes precedence).”
- How many patents are filed under CPC B29C48/256 (Exchangeable extruder parts (B29C48/691 takes precedence))?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC B29C48/256 growing?
- Publication counts under this code: 1 in 2023 vs 5 in 2024 (latest complete years).