- All sections
- C - Chemistrymetallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 7/02 - Aluminium oxideAluminium hydroxideAluminates
Patent holdings for IPC class C01F 7/02
Total number of patents in this class: 831
10-year publication summary
|
50
|
72
|
89
|
69
|
45
|
47
|
55
|
41
|
31
|
29
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9109 |
26 |
| IFP Energies Nouvelles | 2980 |
25 |
| Denka Company Limited | 2655 |
23 |
| Martinswerk GmbH | 41 |
19 |
| DIC Corporation | 3848 |
17 |
| NGK Insulators, Ltd. | 5144 |
13 |
| BASF SE | 21087 |
12 |
| Saint-Gobain Ceramics & Plastics, Inc. | 823 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 32457 |
11 |
| Fujimi Incorporated | 765 |
11 |
| Sasol (USA) Corporation | 72 |
10 |
| 3m Innovative Properties Company | 17730 |
9 |
| Ecolab USA Inc. | 5598 |
9 |
| Alcoa of Australia Limited | 47 |
7 |
| China Petroleum & Chemical Corporation | 1950 |
7 |
| Nalco Company | 566 |
7 |
| Northeastern University | 548 |
7 |
| BASF Corporation | 1708 |
6 |
| Uop LLC | 4259 |
6 |
| Nippon Light Metal Company, Ltd. | 672 |
6 |
| Other owners | 588 |