- All sections
- B - Performing operationstransporting
- B63C - Launching, hauling-out, or dry-docking of vesselslife-saving in waterequipment for dwelling or working under watermeans for salvaging or searching for underwater objects
- B63C 7/28 - Refloating stranded vessels
Patent holdings for IPC class B63C 7/28
Total number of patents in this class: 4
10-year publication summary
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0
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1
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0
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0
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0
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0
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1
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0
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sercel | 200 |
1 |
| South China University of Technology | 1904 |
1 |
| Guangzhou Shunhai Shipyards Ltd. | 3 |
1 |
| Beibu Gulf University | 2 |
1 |
| Other owners | 0 |