- All sections
- C - Chemistrymetallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 7/447 - Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes
Patent holdings for IPC class C01F 7/447
Total number of patents in this class: 3
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17443 |
1 |
| JGC Catalysts and Chemicals Ltd. | 262 |
1 |
| Pacific Industrial Development Corporation | 86 |
1 |
| Other owners | 0 |