- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/46 - Preparation involving solvent-solvent extraction
Patent holdings for IPC class C01B 25/46
Total number of patents in this class: 19
10-year publication summary
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0
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0
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0
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1
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1
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1
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2
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2
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2
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Easymining Sweden AB | 61 |
9 |
| Dr. Reddy's Laboratories Limited | 563 |
1 |
| Johnson Matthey Public Limited Company | 1852 |
1 |
| La Corporation de L'ecole Polytechnique de Montreal | 21 |
1 |
| Ostara Nutrient Recovery Technologies Inc. | 51 |
1 |
| Prayon Technologies | 39 |
1 |
| Sichuan University | 540 |
1 |
| Universite de Montreal | 345 |
1 |
| Universiteit Van Amsterdam | 100 |
1 |
| Huafu High Technology Energy Storage Co., Ltd | 3 |
1 |
| Kindly（beijing）tech Trading Co., Ltd. | 1 |
1 |
| Other owners | 0 |