- All sections
- C - Chemistry; metallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 11/02 - Oxides or hydroxides
Patent holdings for IPC class C01F 11/02
Total number of patents in this class: 292
10-year publication summary
|
13
|
32
|
42
|
20
|
17
|
20
|
15
|
21
|
17
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| S.A. Lhoist Recherche et Developpement | 168 |
41 |
| Innovator Energy LLC | 58 |
13 |
| Mississippi Lime Company | 45 |
10 |
| LG Chem, Ltd. | 17639 |
8 |
| The Governors of the University of Alberta | 884 |
5 |
| Aqua Resources Corporation | 8 |
4 |
| Energy and Environmental Research Center Foundation | 33 |
4 |
| Graymont (PA) Inc. | 18 |
4 |
| Carmeuse Research and Technology | 22 |
4 |
| The Regents of the University of California | 19517 |
3 |
| Samsung Electro-mechanics Co., Ltd. | 5206 |
3 |
| Purdue Research Foundation | 3477 |
3 |
| COATEX une société par actions simplifiée | 159 |
3 |
| Coatex S.A.S. | 229 |
3 |
| Denka Company Limited | 2459 |
3 |
| GCP Applied Technologies Inc. | 467 |
3 |
| Green Products & Technologies, L.L.C. | 38 |
3 |
| Hexion Inc. | 204 |
3 |
| Kalkfabrik Netstal AG | 7 |
3 |
| Toda Kogyo Corporation | 341 |
3 |
| Other owners | 166 |