Method and apparatus for welding a singulated multilayer product
US-2025276402-A1 · Sep 4, 2025 · US
using cooperating conveyor belts or cooperating conveyor chains (B29C66/83423, B29C66/83523, B29C66/83533 take precedence)
using cooperating conveyor belts or cooperating conveyor chains (B29C66/83423, B29C66/83523, B29C66/83533 take precedence) · 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 | B29C65/7873 |
| Official title | {using cooperating conveyor belts or cooperating conveyor chains (B29C66/83423, B29C66/83523, B29C66/83533 take precedence)} |
| Display label | using cooperating conveyor belts or cooperating conveyor chains (B29C66/83423, B29C66/83523, B29C66/83533 take precedence) |
| Total patents | 34 |
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 | 1 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 7 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Isolation device in a heating and sealing system
US-12059864-B2 · Aug 13, 2024 · US
Sheet space-detecting device, sheet space-detecting method, and sheet-welding method having a spacer that supports a rear end of a preceding first fiber reinforced plastic sheet and a front end of a following second fiber reinforced plastic sheet
US-11745969-B2 · Sep 5, 2023 · US
Air cushion inflation machine
US-11731372-B2 · Aug 22, 2023 · US
Apparatus and method for securing a zipper closure to polymeric film
US-11731370-B2 · Aug 22, 2023 · US
Apparatus and method for securing a zipper closure to polymeric film
US-11577472-B2 · Feb 14, 2023 · US
Apparatus and method for securing a zipper closure to polymeric film
US-2022227068-A1 · Jul 21, 2022 · US
Heating element for inflation and sealing system
US-11312520-B2 · Apr 26, 2022 · US
Heating device for a heating and sealing system
US-11305507-B2 · Apr 19, 2022 · US
Heat sealing system
US-2022063205-A1 · Mar 3, 2022 · US
Composite belt, band sealer and band sealing method
US-2022040955-A1 · Feb 10, 2022 · US
Compression belt for inflation and sealing devices
US-2021403189-A1 · Dec 30, 2021 · US
Compression belt for inflation and sealing devices
US-11117697-B2 · Sep 14, 2021 · US
Sheet space-detecting device, sheet space-detecting method, and sheet-welding method
US-2021188580-A1 · Jun 24, 2021 · US
Method of making a retort container
US-11040495-B2 · Jun 22, 2021 · US
Method for producing fiber-reinforced plastic components
US-10857743-B2 · Dec 8, 2020 · US
Heating device for a heating and sealing system
US-2020338850-A1 · Oct 29, 2020 · US
Apparatus and method for securing a zipper closure to polymeric film
US-2020230893-A1 · Jul 23, 2020 · US
Heat sealing system
US-2020189205-A1 · Jun 18, 2020 · US
Method of making a retort container
US-2020122410-A1 · Apr 23, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C65/7873?
- CPC B29C65/7873 is the Cooperative Patent Classification code for “using cooperating conveyor belts or cooperating conveyor chains (B29C66/83423, B29C66/83523, B29C66/83533 take precedence).”
- How many patents are filed under CPC B29C65/7873 (using cooperating conveyor belts or cooperating conveyor chains (B29C66/83423, B29C66/83523, B29C66/83533 take precedence))?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC B29C65/7873 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).