Filter unit for an extruder assembly, filter arrangement and corresponding filter changing device and method for producing such a filter unit
US-2023264407-A1 · Aug 24, 2023 · US
Extruder machines or parts thereof characterised by the material or by their manufacturing process (B29C48/256 takes precedence)
Extruder machines or parts thereof characterised by the material or by their manufacturing process (B29C48/256 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 | B29C48/503 |
| Official title | {Extruder machines or parts thereof characterised by the material or by their manufacturing process (B29C48/256 takes precedence)} |
| Display label | Extruder machines or parts thereof characterised by the material or by their manufacturing process (B29C48/256 takes precedence) |
| Total patents | 30 |
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 | 2 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 8 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 4 |
| 2023 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for preserving valve member travel in a multi-nozzle extruder
US-11613079-B2 · Mar 28, 2023 · US
Production method for conductive composite material
US-11584830-B2 · Feb 21, 2023 · US
System and method for preserving valve member travel in a multi-nozzle extruder
US-2021178679-A1 · Jun 17, 2021 · US
Process for forming a powder
US-11000972-B2 · May 11, 2021 · US
System and method for preserving valve member travel in a multi-nozzle extruder
US-11000997-B2 · May 11, 2021 · US
Filtering device and cleaning unit for removing dirt particles from a filter element of a filtering device
US-10974177-B2 · Apr 13, 2021 · US
Extruded deposition of fiber reinforced polymers
US-10836091-B2 · Nov 17, 2020 · US
Guiding device and methods for guiding a plastic film, and blown film installation
US-10807293-B2 · Oct 20, 2020 · US
Process for Forming a Powder
US-2020247010-A1 · Aug 6, 2020 · US
Mixing head systems and methods for fused deposition modeling
US-2020207021-A1 · Jul 2, 2020 · US
System and method for preserving valve member travel in a multi-nozzle extruder
US-2020023579-A1 · Jan 23, 2020 · US
Production method for conductive composite material
US-2019352472-A1 · Nov 21, 2019 · US
Coextrusion feedblock
US-10442126-B2 · Oct 15, 2019 · US
Extruder screw element
US-10272608-B2 · Apr 30, 2019 · US
Guiding Device and Methods for Guiding a Plastic Film, and Blown Film Installation
US-2018290364-A1 · Oct 11, 2018 · US
Extruded Deposition of Fiber Reinforced Polymers
US-2018207851-A1 · Jul 26, 2018 · US
Surface protection film fabrication method and fabrication apparatus and surface protection film
US-9993954-B2 · Jun 12, 2018 · US
Extruded deposition of fiber reinforced polymers
US-9931778-B2 · Apr 3, 2018 · US
Method and mould for producing a panel assembly
US-9925698-B2 · Mar 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C48/503?
- CPC B29C48/503 is the Cooperative Patent Classification code for “Extruder machines or parts thereof characterised by the material or by their manufacturing process (B29C48/256 takes precedence).”
- How many patents are filed under CPC B29C48/503 (Extruder machines or parts thereof characterised by the material or by their manufacturing process (B29C48/256 takes precedence))?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC B29C48/503 growing?
- Publication counts under this code: 4 in 2021 vs 3 in 2023 (latest complete years).