Apparatus and method for vacuumizing and sealing a package
US-2022403955-A1 · Dec 22, 2022 · US
Impulse heating
Impulse 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 | B29C65/38 |
| Official title | Impulse heating |
| Display label | Impulse heating |
| Total patents | 80 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 11 |
| 2018 | 11 |
| 2019 | 7 |
| 2020 | 8 |
| 2021 | 13 |
| 2022 | 8 |
| 2023 | 8 |
| 2024 | 5 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Workstation for film-processing packaging machine
US-2022400538-A1 · Dec 15, 2022 · US
Contour-forming welding tool for pulse welding and contour-forming pulse welding method for a medical pack formed as a bag
US-11498284-B2 · Nov 15, 2022 · US
Deep-drawing packaging machine with impulse sealing bars and impulse sealing method
US-2022324595-A1 · Oct 13, 2022 · US
Heat-sealable packaging material
US-11458714-B2 · Oct 4, 2022 · US
Container blanks for flexible packages and methods of making flexible packages
US-11338975-B2 · May 24, 2022 · US
Package for indicating heat-seal condition
US-11247410-B2 · Feb 15, 2022 · US
Product packaging with heat sealable barrier material
US-2022024663-A1 · Jan 27, 2022 · US
Welding device and method for welding an outlet element to a packaging material
US-2021379839-A1 · Dec 9, 2021 · US
Method of Performing a Task in Registration With a Seal In Materials and Flexible Containers Made By Method
US-2021309403-A1 · Oct 7, 2021 · US
Electrolyte conductor, process for manufacturing an electrolyte conductor as well as an electrochemical gas sensor and a gas-measuring device with such a gas sensor
US-11137367-B2 · Oct 5, 2021 · US
Contour-forming welding tool for pulse welding and contour-forming pulse welding method for a medical pack formed as a bag
US-2021299971-A1 · Sep 30, 2021 · US
Packaging material and method for providing a packaging material
US-2021284409-A1 · Sep 16, 2021 · US
Balanced process for extrusion of plastic corrugated sheet and subsequent converting into plastic boxes
US-11072140-B2 · Jul 27, 2021 · US
Apparatus and method for vacuumizing and sealing a package
US-2021164586-A1 · Jun 3, 2021 · US
Method of production of fabric bags or containers using heat fused seams
US-10974869-B2 · Apr 13, 2021 · US
Packaging method for polycrystalline silicon, double-packaging method for polycrystalline silicon, and producing method of raw material for monocrystalline silicon
US-2021070484-A1 · Mar 11, 2021 · US
Apparatus and method for vacuumizing and sealing a package
US-10941879-B2 · Mar 9, 2021 · US
Apparatus and process for packaging a product
US-10926904-B2 · Feb 23, 2021 · US
Heat-sealable packaging material
US-2021017717-A1 · Jan 21, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C65/38?
- CPC B29C65/38 is the Cooperative Patent Classification code for “Impulse heating.”
- How many patents are filed under CPC B29C65/38 (Impulse heating)?
- Our database includes 80 publications tagged with this CPC code.
- Is patent activity under CPC B29C65/38 growing?
- Publication counts under this code: 5 in 2024 vs 7 in 2025 (latest complete years).