Melt cooler, installation for moulding plastics and method for cooling a melt
US-2026091544-A1 · Apr 2, 2026 · US
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internally
internally · 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 | B29C48/902 |
| Official title | {internally} |
| Display label | internally |
| Total patents | 13 |
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 |
| 2018 | 3 |
| 2021 | 2 |
| 2023 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Blown-form identification in a blown film system
US-12544967-B2 · Feb 10, 2026 · US
Extrusion device having internal cooling
US-11772316-B2 · Oct 3, 2023 · US
Blown-Form Identification in a Blown Film System
US-2023211540-A1 · Jul 6, 2023 · US
Extrusion device having internal cooling
US-2021276237-A1 · Sep 9, 2021 · US
Continuous formation of tubes of poly-4-hydroxybutyrate and copolymers thereof
US-11040170-B2 · Jun 22, 2021 · US
Continuous formation of tubes of poly-4-hydroxybutyrate and copolymers thereof
US-2018339129-A1 · Nov 29, 2018 · US
Multi-lumen device with non collapsable minor lumen
US-10076634-B2 · Sep 18, 2018 · US
Methods of manufacturing a multi-lumen device
US-9868242-B2 · Jan 16, 2018 · US
Methods of dimensionally stabilizing a lumen of a multi-lumen device during manufacture
US-9505159-B2 · Nov 29, 2016 · US
Methods of manufacturing a multi-lumen device
US-2015306805-A1 · Oct 29, 2015 · US
Multi-lumen device with non collapsable minor lumen
US-2015306343-A1 · Oct 29, 2015 · US
Methods of dimensionally stabilizing a lumen of a multi-lumen device during manufacture
US-2015306806-A1 · Oct 29, 2015 · US