- All sections
- C - Chemistrymetallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 7/444 - Apparatus therefor
Patent holdings for IPC class C01F 7/444
Total number of patents in this class: 7
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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1
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1
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1
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1
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alcoa of Australia Limited | 42 |
2 |
| Rio Tinto ALCAN International Limited | 220 |
2 |
| TYROLIT - Schleifmittelwerke Swarovski K.G. | 54 |
1 |
| The University of Adelaide | 126 |
1 |
| Metso Metals Oy | 42 |
1 |
| Other owners | 0 |