- All sections
- A - Human necessities
- A63H - Toys, e.g. tops, dolls, hoops or building blocks
- A63H 1/28 - Musical tops
Patent holdings for IPC class A63H 1/28
Total number of patents in this class: 3
10-year publication summary
|
1
|
0
|
1
|
1
|
1
|
2
|
0
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mattel, Inc. | 3192 |
1 |
| Choi, Shin-kyu | 57 |
1 |
| Nant Holdings IP, LLC | 659 |
1 |
| Other owners | 0 |