Method for packing and unpacking flat substrates
US-12441531-B2 · Oct 14, 2025 · US
the articles being substantially flat panels, e.g. wooden planks
the articles being substantially flat panels, e.g. wooden planks · 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 | B65D57/004 |
| Official title | {the articles being substantially flat panels, e.g. wooden planks} |
| Display label | the articles being substantially flat panels, e.g. wooden planks |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 8 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electronic component collection, collection method of electronic components and manufacturing method of electronic device
US-2025296755-A1 · Sep 25, 2025 · US
Cell box and cell box device
US-12234081-B2 · Feb 25, 2025 · US
System for handling separation layers in a production process
US-2024375297-A1 · Nov 14, 2024 · US
Building board package and method for manufacturing building board package
US-12122578-B2 · Oct 22, 2024 · US
Polyethylene-based resin multilayer foam sheet, interleaf sheet for glass plates, and method for manufacturing polyethylene-based resin multilayer foam sheet
US-2024239086-A1 · Jul 18, 2024 · US
Manufacturing method for glass film with resin tape, and manufacturing method for glass film
US-11999133-B2 · Jun 4, 2024 · US
Glass plate interleaving paper
US-11913172-B2 · Feb 27, 2024 · US
Package accommodating heat dissipation substrate and packing box
US-11912489-B2 · Feb 27, 2024 · US
Interlockable and slidable module clip piece for module packaging
US-2024021739-A1 · Jan 18, 2024 · US
Cell box and cell box device
US-2023339671-A1 · Oct 26, 2023 · US
Method for packing and unpacking flat substrates
US-2023303303-A1 · Sep 28, 2023 · US
Building board package and method for manufacturing building board package
US-2023150739-A1 · May 18, 2023 · US
Manufacturing method for glass film with resin tape, and manufacturing method for glass film
US-2023033067-A1 · Feb 2, 2023 · US
Package accommodating heat dissipation substrate and packing box
US-2022017282-A1 · Jan 20, 2022 · US
Packaging case
US-2021039852-A1 · Feb 11, 2021 · US
Transport packaging and method for expanded wafers
US-10811292-B2 · Oct 20, 2020 · US
Glass roll with a separable protective sheet
US-10781036-B2 · Sep 22, 2020 · US
Transport packaging and method for expanded wafers
US-2020083076-A1 · Mar 12, 2020 · US
Multilayer foam sheet and interleaf sheet for glass plates
US-10569512-B2 · Feb 25, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D57/004?
- CPC B65D57/004 is the Cooperative Patent Classification code for “the articles being substantially flat panels, e.g. wooden planks.”
- How many patents are filed under CPC B65D57/004 (the articles being substantially flat panels, e.g. wooden planks)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC B65D57/004 growing?
- Publication counts under this code: 7 in 2024 vs 3 in 2025 (latest complete years).