- All sections
- C - Chemistrymetallurgy
- C25C - Processes for the electrolytic production, recovery or refining of metalsapparatus therefor
- C25C 3/34 - Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups
Patent holdings for IPC class C25C 3/34
Total number of patents in this class: 209
10-year publication summary
|
10
|
14
|
14
|
10
|
6
|
7
|
15
|
16
|
19
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Phoenix Tailings, Inc. | 40 |
14 |
| GE-Hitachi Nuclear Energy Americas LLC | 454 |
13 |
| JX Nippon Mining & Metals Corporation | 1461 |
9 |
| Sumitomo Electric Industries, Ltd. | 16331 |
7 |
| UChicago Argonne, LLC | 946 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
6 |
| Battelle Energy Alliance, LLC | 585 |
6 |
| Kinotech Solar Energy Corporation | 12 |
6 |
| KSM Technology Co., Ltd. | 15 |
6 |
| Boston Electrometallurgical Corporation | 22 |
5 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
4 |
| Board of Regents of The Nevada System of Higher Education, on Behalf of The University of Nevada, Las Vegas | 162 |
4 |
| Metalysis Limited | 45 |
4 |
| Blue Origin Manufacturing, LLC | 341 |
4 |
| Massachusetts Institute of Technology | 10251 |
3 |
| Lynas Services Pty Ltd | 4 |
3 |
| Qiandong Rare Earth Group Co.,Ltd. | 8 |
3 |
| Elysis Limited Partnership | 52 |
3 |
| Clean Resources Pte. Ltd | 7 |
3 |
| Toshiba Corporation | 12560 |
2 |
| Other owners | 97 |