- All sections
- C - Chemistrymetallurgy
- C01D - Compounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium
- C01D 1/40 - PurificationSeparation by electrolysis
Patent holdings for IPC class C01D 1/40
Total number of patents in this class: 20
10-year publication summary
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1
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1
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0
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1
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0
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1
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1
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3
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2
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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
|
|---|---|---|
| Westlake Vinyl Corporation | 8 |
3 |
| Idemitsu Kosan Co., Ltd. | 4229 |
2 |
| Nemaska Lithium Inc. | 75 |
2 |
| Commonwealth Scientific and Industrial Research Organisation | 1661 |
1 |
| Innovator Energy LLC | 69 |
1 |
| Japan Oil, Gas and Metals National Corporation | 186 |
1 |
| Kyushu University, National University Corporation | 1682 |
1 |
| SABIC Global Technologies B.V. | 4460 |
1 |
| SMS Group GmbH | 1149 |
1 |
| Sumitomo Osaka Cement Co., Ltd. | 882 |
1 |
| UPM-Kymmene Corporation | 966 |
1 |
| Yamaguchi University | 318 |
1 |
| Covestro Intellectual Property GmbH & Co. KG | 277 |
1 |
| Ziemann Ludwigsburg GmbH | 1 |
1 |
| Nobian Chemicals B.V. | 3 |
1 |
| Nobian Industrial Chemicals B.V. | 2 |
1 |
| Other owners | 0 |