- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 21/36 - Anchors rigid when in use with two or more flukes foldable
Patent holdings for IPC class B63B 21/36
Total number of patents in this class: 4
10-year publication summary
|
1
|
1
|
0
|
1
|
1
|
1
|
0
|
1
|
1
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dalian University of Technology | 1572 |
1 |
| Black Tie Brands, LLC | 13 |
1 |
| Korea Marine Equipment Research Institute | 12 |
1 |
| Active Anchors Pty Limited | 4 |
1 |
| Other owners | 0 |