- All sections
- A - Human necessities
- A63G - Merry-go-rounds; swings; rocking-horses; chutes; switchbacks; similar devices for public amusement
- A63G 1/44 - Roundabouts with turntables moved up and down
Patent holdings for IPC class A63G 1/44
Total number of patents in this class: 10
10-year publication summary
|
0
|
1
|
0
|
1
|
0
|
1
|
0
|
0
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Antonio Zamperla S.p.A. | 62 |
2 |
| Aerogroupe | 2 |
1 |
| Attraktion! GmbH | 10 |
1 |
| K.I.G. Heerenveen B.V. | 10 |
1 |
| Nathan Schreibfeder | 1 |
1 |
| Oceaneering International, Inc. | 413 |
1 |
| Preston & Barbieri S.r.l. | 1 |
1 |
| Raw Tex International Establishment | 4 |
1 |
| FC Fabbri Park S.r.l. | 1 |
1 |
| Other owners | 0 |