- All sections
- C - Chemistrymetallurgy
- C25C - Processes for the electrolytic production, recovery or refining of metalsapparatus therefor
- C25C 7/06 - Operating or servicing
Patent holdings for IPC class C25C 7/06
Total number of patents in this class: 476
10-year publication summary
|
42
|
32
|
24
|
38
|
31
|
41
|
43
|
41
|
56
|
36
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Elysis Limited Partnership | 52 |
19 |
| Industrie de Nora S.p.A. | 281 |
14 |
| Pultrusion Technique Inc. | 60 |
13 |
| Outotec (Finland) Oy | 455 |
12 |
| Rio Tinto ALCAN International Limited | 219 |
12 |
| Form Energy, Inc. | 240 |
10 |
| Metso Finland Oy | 688 |
10 |
| JX Nippon Mining & Metals Corporation | 1461 |
9 |
| Alcoa USA Corp. | 202 |
8 |
| Outotec Oyj | 235 |
8 |
| Boston Electrometallurgical Corporation | 22 |
7 |
| KSM Technology Co., Ltd. | 16 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 9139 |
5 |
| Battelle Energy Alliance, LLC | 588 |
5 |
| Dubai Aluminium PJSC | 68 |
5 |
| Freeport Minerals Corporation | 136 |
5 |
| UChicago Argonne, LLC | 949 |
5 |
| FLSmidth A/S | 786 |
5 |
| Purdue Research Foundation | 3921 |
4 |
| Central South University | 493 |
4 |
| Other owners | 309 |