- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 83/20 - Rebuilding or retrofitting vessels, e.g. retrofitting ballast water treatment systems for conversion to a different use, e.g. for converting tankers into a FPSO-FLNG units
Patent holdings for IPC class B63B 83/20
Total number of patents in this class: 8
10-year publication summary
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0
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0
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0
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0
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0
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2
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2
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2
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Exmar Offshore Company | 15 |
2 |
| Single Buoy Moorings Inc. | 319 |
1 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3067 |
1 |
| Aliquam Holding, LLC | 3 |
1 |
| Gitra BV | 1 |
1 |
| Charlie Six Pty Ltd | 1 |
1 |
| Electrine Inc. | 6 |
1 |
| Other owners | 0 |