- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 21/46 - Anchors with variable, e.g. sliding, connection to chain
Patent holdings for IPC class B63B 21/46
Total number of patents in this class: 12
10-year publication summary
|
2
|
0
|
1
|
1
|
3
|
1
|
3
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brupat Limited | 6 |
2 |
| Divemex Limited | 1 |
1 |
| ExxonMobil Upstream Research Company | 2454 |
1 |
| Guangzhou Institute of Energy Conversion, Chinese Academy of Sciences | 214 |
1 |
| Ocean University of China | 180 |
1 |
| Reel Power Licensing Corp. | 78 |
1 |
| Tidal Anchors Holdings Limited | 1 |
1 |
| Michael Arthur Baker, Donna Ann Baker and New Zealand Trustee Services Limited | 2 |
1 |
| CMP Group Ltd. | 40 |
1 |
| Mellage, Bryan | 1 |
1 |
| Fundacao Noras | 7 |
1 |
| Other owners | 0 |