Transfer device comprising automatic opening unit of box cover
US-12589955-B2 · Mar 31, 2026 · US
Coils, bobbins, rolls
Coils, bobbins, rolls · 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 | B65G2201/0232 |
| Official title | Coils, bobbins, rolls |
| Display label | Coils, bobbins, rolls |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 4 |
| 2022 | 1 |
| 2023 | 5 |
| 2024 | 9 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Secondary battery semi-finished product mixed loading device
US-2025353673-A1 · Nov 20, 2025 · US
Conveying device and method for conveying metal strip coils
US-12434290-B2 · Oct 7, 2025 · US
Cylindrical material storing device and method thereof
US-12384618-B2 · Aug 12, 2025 · US
Apparatus for loading and unloading roll
US-12280972-B2 · Apr 22, 2025 · US
Secondary battery reel storage rack and stacker crane corresponding to rack shape
US-2025051093-A1 · Feb 13, 2025 · US
Freight replacement apparatus and freight replacement method
US-2025026598-A1 · Jan 23, 2025 · US
Method and machine to carry out a control on a group of objects
US-12202681-B2 · Jan 21, 2025 · US
Conveying device and method for conveying metal strip coils
US-2025018457-A1 · Jan 16, 2025 · US
Withdrawal system for withdrawing items from packaging box
US-12129123-B2 · Oct 29, 2024 · US
Method and apparatus for infeed of accumulator
US-12122609-B2 · Oct 22, 2024 · US
Transport device for electrode double packaging device, and electrode double packaging device comprising same
US-2024343434-A1 · Oct 17, 2024 · US
Transfer Device Comprising Automatic Lifting Unit
US-2024343538-A1 · Oct 17, 2024 · US
Transfer Device Comprising Automatic Opening Unit of Box Cover
US-2024343506-A1 · Oct 17, 2024 · US
Apparatus for loading and unloading roll
US-2024217766-A1 · Jul 4, 2024 · US
Automatic Transfer Supply Equipment for Roll-Type Material
US-2024140748-A1 · May 2, 2024 · US
Apparatus for loading and unloading roll
US-11958705-B2 · Apr 16, 2024 · US
Cylindrical material storing device and method thereof
US-2024051746-A1 · Feb 15, 2024 · US
Cylindrical material storing device and method thereof
US-11834267-B2 · Dec 5, 2023 · US
Method and machine to carry out a control on a group of objects
US-2023137290-A1 · May 4, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65G2201/0232?
- CPC B65G2201/0232 is the Cooperative Patent Classification code for “Coils, bobbins, rolls.”
- How many patents are filed under CPC B65G2201/0232 (Coils, bobbins, rolls)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC B65G2201/0232 growing?
- Publication counts under this code: 9 in 2024 vs 8 in 2025 (latest complete years).