- All sections
- C - Chemistrymetallurgy
- C25C - Processes for the electrolytic production, recovery or refining of metalsapparatus therefor
- C25C 5/02 - Electrolytic production, recovery or refining of metal powders or porous metal masses from solutions
Patent holdings for IPC class C25C 5/02
Total number of patents in this class: 108
10-year publication summary
|
12
|
11
|
7
|
4
|
6
|
8
|
6
|
7
|
9
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Metal Mining Co., Ltd. | 1919 |
13 |
| Mitsui Mining & Smelting Co., Ltd. | 1393 |
4 |
| Fortescue Future Industries Pty Ltd | 30 |
4 |
| Institute of Chemical Technology | 15 |
3 |
| Ongc Energy Centre Trust | 13 |
3 |
| Universite Laval | 707 |
3 |
| General Electric Company | 13811 |
2 |
| BASF SE | 21131 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 33202 |
2 |
| Battelle Energy Alliance, LLC | 600 |
2 |
| Aqua Metals, Inc. | 36 |
2 |
| Freeport-McMoRan Corporation | 20 |
2 |
| Syddansk Universitet | 181 |
2 |
| University of Massachusetts | 2286 |
2 |
| Zinc8 Energy Solutions Inc. | 14 |
2 |
| Nth Cycle, Inc. | 13 |
2 |
| Peregrine Hydrogen Inc. | 17 |
2 |
| The Regents of the University of California | 20473 |
1 |
| Hewlett-Packard Development Company, L.P. | 25419 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2821 |
1 |
| Other owners | 53 |