- 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 11/40 - Diving chambers with mechanical link, e.g. cable, to a base of closed type adapted to specific work
Patent holdings for IPC class B63C 11/40
Total number of patents in this class: 16
10-year publication summary
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2
|
2
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0
|
3
|
1
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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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Foro Energy, Inc. | 106 |
2 |
| Magseis FF LLC | 132 |
2 |
| e M & I (maritime) Limited | 15 |
1 |
| ExxonMobil Upstream Research Company | 2381 |
1 |
| Fugro N.V. | 60 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2870 |
1 |
| Magseis AS | 11 |
1 |
| Oceaneering International, Inc. | 424 |
1 |
| Petroleo Brasileiro S.A. - Petrobras | 876 |
1 |
| Ocean Vision Environmental Research Pty Ltd | 6 |
1 |
| Keppel Offshore & Marine Technology Centre Pte Ltd | 59 |
1 |
| Magseis Fairfield ASA | 13 |
1 |
| Ocean Mineral Singapore Holding Pte. Ltd. | 2 |
1 |
| Deep R&D Ltd | 37 |
1 |
| Other owners | 0 |