- All sections
- A - Human necessities
- A63H - Toys, e.g. tops, dolls, hoops or building blocks
- A63H 19/00 - Model railways
Patent holdings for IPC class A63H 19/00
Total number of patents in this class: 16
10-year publication summary
|
0
|
0
|
2
|
2
|
3
|
0
|
0
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| QS Industries, Inc. | 7 |
3 |
| Glidestore Freetrack Pty Ltd | 30 |
2 |
| A. J. Ireland | 2 |
1 |
| Ambro Invest, S.L. | 15 |
1 |
| Global Marketing Enterprise (GME) Ltd. | 44 |
1 |
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 566 |
1 |
| Learning Curve Brands, Inc. | 25 |
1 |
| Qatar University | 163 |
1 |
| Gateway Autoart Limited | 7 |
1 |
| Innokind, Inc. | 7 |
1 |
| Mtek C&K Co., Ltd. | 6 |
1 |
| Diehl Remscheid GmbH & Co. KG | 2 |
1 |
| Gateway Autoart Japan Corporation | 7 |
1 |
| Other owners | 0 |