- All sections
- C - Chemistrymetallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 5/22 - Magnesium hydroxide from magnesium compounds with alkali hydroxides or alkaline earth oxides or hydroxides
Patent holdings for IPC class C01F 5/22
Total number of patents in this class: 83
10-year publication summary
|
5
|
5
|
2
|
2
|
3
|
4
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9
|
4
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9
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyowa Chemical Industry Co., Ltd. | 67 |
7 |
| Tateho Chemical Industries Co., Ltd. | 59 |
6 |
| The Regents of the University of California | 20502 |
4 |
| Konoshima Chemical Co., Ltd. | 62 |
4 |
| SETOLAS Holdings, Inc. | 102 |
4 |
| Aqua Resources Corporation | 10 |
3 |
| Joint Stock Company Kaustik | 14 |
3 |
| Sea Water Chemical Institute, Inc. | 9 |
3 |
| Graymont Western US Inc. | 6 |
2 |
| M. Technique Co., Ltd. | 251 |
2 |
| Carbonfree Chemicals Holdings, LLC | 34 |
2 |
| Abengoa Water S.L. | 10 |
2 |
| Schweizer Salinen AG | 17 |
2 |
| Brimstone Energy Inc. | 24 |
2 |
| BASF SE | 21147 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9004 |
1 |
| Battelle Memorial Institute | 2548 |
1 |
| Beijing University of Chemical Technology | 326 |
1 |
| Brinemag Pty Ltd | 2 |
1 |
| Central South University | 468 |
1 |
| Other owners | 31 |