Expansible press plunger, an attachment unit for attaching a container element to a container body and a method for sealing a packaging container
US-12459690-B2 · Nov 4, 2025 · US
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by high-frequency electric heating
by high-frequency electric heating · 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 | B31B50/66 |
| Official title | by high-frequency electric heating |
| Display label | by high-frequency electric heating |
| Total patents | 14 |
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 | 3 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2022 | 1 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Barrier Member For Container, Related Containers, Systems, And Methods
US-2024391640-A1 · Nov 28, 2024 · US
Packaging material; and a sealing system for such packaging material
US-12076963-B2 · Sep 3, 2024 · US
Laminate Construct, Blanks And Containers Formed Therefrom, Sealing Apparatus Therefor, And Associated Methods
US-2024150096-A1 · May 9, 2024 · US
A packaging material; and a sealing system for such packaging material
US-2022258459-A1 · Aug 18, 2022 · US
Method for producing packaging, and packaging machine
US-10723096-B2 · Jul 28, 2020 · US
Anvil and ultrasonic sealing apparatus
US-10683118-B2 · Jun 16, 2020 · US
Device and method for inductively heating package sleeves
US-10562236-B2 · Feb 18, 2020 · US
Anvil and ultrasonic sealing apparatus
US-2019202587-A1 · Jul 4, 2019 · US
Device and Method for Inductively Heating Package Sleeves
US-2017087762-A1 · Mar 30, 2017 · US
Method for producing packaging, and packaging machine
US-2016311189-A1 · Oct 27, 2016 · US
Ultrasonic joining method and ultrasonic joining device
US-9399330-B2 · Jul 26, 2016 · US
Method for sealing a fiber-based material
US-9248622-B2 · Feb 2, 2016 · US
Ultrasonic joining method and ultrasonic joining device
US-2015165718-A1 · Jun 18, 2015 · US