Melt cooler, installation for moulding plastics and method for cooling a melt
US-2026091544-A1 · Apr 2, 2026 · US
externally
externally · 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 | B29C48/903 |
| Official title | {externally} |
| Display label | externally |
| Total patents | 43 |
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 | 5 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 5 |
| 2019 | 2 |
| 2021 | 6 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus for the production of inline stretched tubular foils by blowing process
US-12544971-B2 · Feb 10, 2026 · US
Multi pass extrudate cooling tank and method
US-2025256451-A1 · Aug 14, 2025 · US
Multi pass extrudate cooling tank and method
US-12318988-B2 · Jun 3, 2025 · US
Apparatus for the Production of Inline Stretched Tubular Foils by Blowing Process
US-2024149520-A1 · May 9, 2024 · US
Device for guiding a film tube
US-11975471-B2 · May 7, 2024 · US
Composition for Production of Polyvinylidene Chloride Monolayer Film with Improved Shrinkage and Food Wrapping Package Including Same
US-2024052118-A1 · Feb 15, 2024 · US
Lamella block with offset lamellae
US-11806911-B2 · Nov 7, 2023 · US
Lamella block with laterally offset lamellae
US-11642826-B2 · May 9, 2023 · US
Lamella block with continuously varied lamella division
US-11639017-B2 · May 2, 2023 · US
Fin block for a calibrating device
US-11639019-B2 · May 2, 2023 · US
Fin block with continuously varied fin width
US-11590681-B2 · Feb 28, 2023 · US
Lamella Block with Lamella Openings
US-2022143891-A1 · May 12, 2022 · US
Lamella Block with Continuously Varied Lamella Division
US-2022143892-A1 · May 12, 2022 · US
Fin block with internal temperature control
US-2022143890-A1 · May 12, 2022 · US
Fin block with continuously varied fin width
US-2022134628-A1 · May 5, 2022 · US
Lamella Block with Offset Lamellae
US-2022097277-A1 · Mar 31, 2022 · US
Lamella Block with Laterally Offset Lamellae
US-2022055278-A1 · Feb 24, 2022 · US
Fin block for a calibrating device
US-2022024104-A1 · Jan 27, 2022 · US
Cooling tool for an extruder
US-11123911-B2 · Sep 21, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C48/903?
- CPC B29C48/903 is the Cooperative Patent Classification code for “externally.”
- How many patents are filed under CPC B29C48/903 (externally)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC B29C48/903 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).