- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 29/20 - Arrangements or adaptations of ladders
Patent holdings for IPC class B63B 29/20
Total number of patents in this class: 15
10-year publication summary
|
1
|
3
|
5
|
3
|
1
|
0
|
1
|
0
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aiber Exploitatie Management B.V. | 2 |
2 |
| Guangzhou Shipyard International Company Limited | 190 |
2 |
| Cigarette IP Holdings, LLC | 26 |
2 |
| Lilli Pad LLC | 7 |
2 |
| Brunswick Corporation | 1479 |
1 |
| Canopy Enterprises, Inc. | 2 |
1 |
| Chaparral Boats, Inc. | 23 |
1 |
| E-Z-Dock, Inc. | 34 |
1 |
| Opacmare S.p.A. | 18 |
1 |
| The Secretary of State for Defence | 408 |
1 |
| Bobo Ladders LLC | 6 |
1 |
| Other owners | 0 |