- All sections
- A - Human necessities
- A63H - Toys, e.g. tops, dolls, hoops or building blocks
- A63H 21/04 - Mono-railways, e.g. with vehicles embracing the rail in the form of a saddle
Patent holdings for IPC class A63H 21/04
Total number of patents in this class: 5
10-year publication summary
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0
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0
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0
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1
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1
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1
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1
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Guangdong Alpha Animation and Culture Co., Ltd. | 10 |
3 |
| Genie Toys plc | 17 |
1 |
| GuangZhou Sunboy Animation & Toys Company Ltd. | 9 |
1 |
| Other owners | 0 |