Melt cooler, installation for moulding plastics and method for cooling a melt
US-2026091544-A1 · Apr 2, 2026 · US
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Internal treatment, e.g. by applying an internal cooling fluid stream
Internal treatment, e.g. by applying an internal cooling fluid stream · 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 | B29C48/89 |
| Official title | Internal treatment, e.g. by applying an internal cooling fluid stream |
| Display label | Internal treatment, e.g. by applying an internal cooling fluid stream |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 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
System for Producing a Blown Film
US-2024351262-A1 · Oct 24, 2024 · US
System for producing a blown film
US-12023838-B2 · Jul 2, 2024 · US
Blown-Form Identification in a Blown Film System
US-2023211540-A1 · Jul 6, 2023 · US
Blown Foil System and Method for Producing a Foil Web
US-2022388219-A1 · Dec 8, 2022 · US
Blown film line and method for operating a blown film line
US-10780622-B2 · Sep 22, 2020 · US
Cyclic-diene additives in polyethylene films and enhanced film orientation balance in production thereof
US-10562219-B2 · Feb 18, 2020 · US
System for Producing a Blown Film
US-2019143573-A1 · May 16, 2019 · US
Cyclic-diene Additives in Polyethylene Films and Enhanced Film Orientation Balance in Production Thereof
US-2019134876-A1 · May 9, 2019 · US
Cyclic-diene additives in polyethylene films and enhanced film orientation balance in production thereof
US-10124528-B2 · Nov 13, 2018 · US
Film product for packaging products in sealed film packages
US-10046896-B2 · Aug 14, 2018 · US
Blown film with integral profiles
US-9815238-B2 · Nov 14, 2017 · US
Die device for an extrusion blow-moulding apparatus for producing a multilayered blown film
US-9713896-B2 · Jul 25, 2017 · US
Cyclic-diene Additives in Polyethylene Films and Enhanced Film Orientation Balance in Production Thereof
US-2017028605-A1 · Feb 2, 2017 · US
Device and method for producing film tubing
US-9327440-B2 · May 3, 2016 · US
Die device for an extrusion blow-moulding apparatus for producing a multilayered blown film
US-2015266227-A1 · Sep 24, 2015 · US