- All sections
- B - Performing operationstransporting
- B03D - Flotationdifferential sedimentation
- B03D 1/12 - Agent recovery
Patent holdings for IPC class B03D 1/12
Total number of patents in this class: 53
10-year publication summary
|
0
|
3
|
3
|
2
|
1
|
5
|
1
|
1
|
0
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cidra Corporate Services, LLC | 96 |
6 |
| Fort Hills Energy L.P. | 86 |
6 |
| Imperial Oil Resources Limited | 170 |
3 |
| Metso Outotec Finland Oy | 201 |
3 |
| International Business Machines Corporation | 61759 |
2 |
| BHP Billiton SSM Development Pty Ltd. | 30 |
2 |
| BYK-Chemie GmbH | 449 |
2 |
| Cidra Corporate Services, Inc. | 203 |
2 |
| 2678380 Ontario Inc. | 3 |
2 |
| Syncrude Canada Ltd. in Trust for The Owners of The Syncrude Project AS | 35 |
2 |
| Chevron Canada Limited | 21 |
1 |
| Aalto University Foundation | 302 |
1 |
| Arkema Inc. | 1068 |
1 |
| Atofina | 1 |
1 |
| ChemTreat, Inc. | 244 |
1 |
| Extrakt Process Solutions LLC | 36 |
1 |
| ExxonMobil Upstream Research Company | 2377 |
1 |
| Hatch Ltd. | 215 |
1 |
| Kemira Oyj | 1228 |
1 |
| Kemira Water Solutions, Inc. | 24 |
1 |
| Other owners | 13 |