- All sections
- C - Chemistrymetallurgy
- C01D - Compounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium
- C01D 3/16 - Purification by precipitation or adsorption
Patent holdings for IPC class C01D 3/16
Total number of patents in this class: 47
10-year publication summary
|
3
|
2
|
2
|
1
|
6
|
4
|
2
|
0
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Akzo Nobel Chemicals International B.V. | 411 |
3 |
| Asaka Riken Co., Ltd. | 53 |
2 |
| Chemetics Inc. | 69 |
2 |
| Council of Scientific & Industrial Research | 1449 |
2 |
| Solvay SA | 941 |
2 |
| Schweizer Salinen AG | 17 |
2 |
| Go Higher Environment Group Co., Ltd. | 4 |
2 |
| Qinghai Institute of Salt Lakes, Chinese Academy of Sciences | 30 |
2 |
| General Electric Company | 14010 |
1 |
| LG Chem, Ltd. | 17986 |
1 |
| Alstom Technology Ltd | 1030 |
1 |
| Dow Global Technologies Inc. | 617 |
1 |
| Beijing University of Technology | 522 |
1 |
| BL Technologies, Inc. | 838 |
1 |
| Blue Cube IP LLC | 221 |
1 |
| Enviro Water Minerals Company, Inc. | 24 |
1 |
| Gradiant Corporation | 151 |
1 |
| Hitachi Zosen Corporation | 586 |
1 |
| IFP Energies Nouvelles | 3125 |
1 |
| Karnalyte Resources Inc. | 15 |
1 |
| Other owners | 18 |