- All sections
- A - Human necessities
- A63H - Toys, e.g. tops, dolls, hoops or building blocks
- A63H 17/273 - Opening or closing mechanisms for doors or the like
Patent holdings for IPC class A63H 17/273
Total number of patents in this class: 1
10-year publication summary
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
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MGA Entertainment, Inc. | 241 |
1 |
Other owners | 0 |