- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 30/00 - Obtaining antimony, arsenic or bismuth
Patent holdings for IPC class C22B 30/00
Total number of patents in this class: 9
10-year publication summary
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0
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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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1
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0
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2
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 5N Plus Inc. | 45 |
1 |
| Consejo Superior de Investigaciones Cientificas | 873 |
1 |
| Dowa Metals & Mining Co., Ltd. | 41 |
1 |
| Fundacion Tecnalia Research & Innovation | 217 |
1 |
| Outotec (Finland) Oy | 480 |
1 |
| Tohoku University | 2780 |
1 |
| Universitat Politecnica de Catalunya | 376 |
1 |
| Kunming Metallurgical Research Institute Co., Ltd. | 10 |
1 |
| Ecometales Limited, Agencia en Chile | 1 |
1 |
| Other owners | 0 |