- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 21/29 - Anchors securing to bed by weight, e.g. flukeless weight anchors
Patent holdings for IPC class B63B 21/29
Total number of patents in this class: 60
10-year publication summary
|
4
|
2
|
4
|
6
|
5
|
5
|
6
|
12
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fobox AS | 18 |
3 |
| Gicon Windpower IP GmbH | 10 |
3 |
| Gazelle Wind Power Limited | 15 |
3 |
| Raytheon Company | 8474 |
2 |
| InterMoor, Inc. | 23 |
2 |
| Lippert Components, Inc. | 207 |
2 |
| Nippon Steel & Sumikin Engineering Co., Ltd. | 169 |
2 |
| Petroleo Brasileiro S.A. - Petrobras | 923 |
2 |
| Techstar Plastics Inc. | 23 |
2 |
| Yujoo Co., Ltd. | 20 |
2 |
| BK Energy Co., Ltd. | 14 |
2 |
| Dalian University of Technology | 1570 |
1 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1390 |
1 |
| Itrec B.V. | 505 |
1 |
| KEPCO Engineering & Construction Company, Inc. | 77 |
1 |
| Kyoraku Co., Ltd. | 519 |
1 |
| Petroliam Nasional Berhad (petronas) | 349 |
1 |
| Reel Power Licensing Corp. | 87 |
1 |
| Saipem S.A. | 229 |
1 |
| Sllp 134 Limited | 10 |
1 |
| Other owners | 26 |