Coextrusion feedblock
US-10442126-B2 · Oct 15, 2019 · US
for layer multiplication (extrusion of multi-component articles B29C48/16)
for layer multiplication (extrusion of multi-component articles B29C48/16) · 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 | B29C48/71 |
| Official title | for layer multiplication (extrusion of multi-component articles B29C48/16) |
| Display label | for layer multiplication (extrusion of multi-component articles B29C48/16) |
| Total patents | 96 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 7 |
| 2017 | 19 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extrudable polymer composites with membrane barrier properties
US-10442127-B2 · Oct 15, 2019 · US
Coextruded polymer film configured for successive irreversible delamination
US-2019248117-A1 · Aug 15, 2019 · US
Extrudable Oriented Polymer Composites
US-2019210263-A1 · Jul 11, 2019 · US
Fiber reinforced hydrogels and methods of making same
US-10286585-B2 · May 14, 2019 · US
Flow diverter valve for an extrusion system
US-10252457-B2 · Apr 9, 2019 · US
Interdigitated finger coextrusion device
US-10232537-B2 · Mar 19, 2019 · US
Extrudable oriented polymer composites
US-10232540-B2 · Mar 19, 2019 · US
Extrudable polymer composites with membrane barrier properties
US-2018272590-A1 · Sep 27, 2018 · US
Method for interdigitated finger coextrusion
US-10071518-B2 · Sep 11, 2018 · US
Extrudable Oriented Polymer Composites
US-2018207852-A1 · Jul 26, 2018 · US
Film with Layered Segments and Apparatus and Method for Making the Same
US-2018178481-A1 · Jun 28, 2018 · US
Method for manufacturing polymer film and co-extruded film
US-10000002-B2 · Jun 19, 2018 · US
Feedblock for manufacturing multilayer polymeric films
US-2018086014-A1 · Mar 29, 2018 · US
Extrudable oriented polymer composites
US-9925708-B2 · Mar 27, 2018 · US
Coextrusion feedblock
US-2018079123-A1 · Mar 22, 2018 · US
Extrudable polymer composites with membrane barrier properties
US-9919467-B2 · Mar 20, 2018 · US
Co-extrusion print head with edge bead reduction
US-9855578-B2 · Jan 2, 2018 · US
Feedblock for manufacturing multilayer polymeric films
US-9833956-B2 · Dec 5, 2017 · US
Co-extruded conformal battery separator and electrode
US-9755221-B2 · Sep 5, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C48/71?
- CPC B29C48/71 is the Cooperative Patent Classification code for “for layer multiplication (extrusion of multi-component articles B29C48/16).”
- How many patents are filed under CPC B29C48/71 (for layer multiplication (extrusion of multi-component articles B29C48/16))?
- Our database includes 96 publications tagged with this CPC code.
- Is patent activity under CPC B29C48/71 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).