- All sections
- C - Chemistrymetallurgy
- C25C - Processes for the electrolytic production, recovery or refining of metalsapparatus therefor
- C25C 7/04 - DiaphragmsSpacing elements
Patent holdings for IPC class C25C 7/04
Total number of patents in this class: 202
10-year publication summary
|
8
|
14
|
8
|
9
|
7
|
20
|
26
|
24
|
26
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mangrove Water Technologies Ltd. | 37 |
12 |
| Electrasteel, Inc. | 49 |
9 |
| JX Nippon Mining & Metals Corporation | 1454 |
5 |
| Terralithium LLC | 57 |
5 |
| Metso Finland Oy | 695 |
5 |
| Arcadium Lithium Intermediate IRL Limited | 7 |
5 |
| Industrie de Nora S.p.A. | 280 |
4 |
| Lyten, Inc. | 365 |
4 |
| Protech SpA | 8 |
4 |
| Form Energy, Inc. | 241 |
4 |
| Enlighten Innovations Inc. | 92 |
4 |
| Aqua Metals, Inc. | 35 |
3 |
| Institute of Chemical Technology | 16 |
3 |
| Outotec (Finland) Oy | 455 |
3 |
| Outotec Oyj | 233 |
3 |
| UChicago Argonne, LLC | 959 |
3 |
| University of Kentucky Research Foundation | 726 |
3 |
| Transducto S.A. | 5 |
3 |
| Greengold Engineering Pty Ltd | 5 |
3 |
| Massachusetts Institute of Technology | 10313 |
2 |
| Other owners | 115 |