- All sections
- C - Chemistry; metallurgy
- C25C - Processes for the electrolytic production, recovery or refining of metals; apparatus therefor
- C25C 3/00 - Electrolytic production, recovery or refining of metals by electrolysis of melts
Patent holdings for IPC class C25C 3/00
Total number of patents in this class: 115
10-year publication summary
9
|
5
|
7
|
8
|
8
|
7
|
13
|
2
|
3
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Metalysis Limited | 49 |
13 |
Massachusetts Institute of Technology | 9795 |
8 |
Alcoa USA Corp. | 187 |
3 |
Metal Oxygen Separation Technologies, Inc. | 4 |
3 |
Phoenix Tailings, Inc. | 21 |
3 |
Battelle Energy Alliance, LLC | 569 |
2 |
The Governing Council of The University of Toronto, | 1361 |
2 |
JX Nippon Mining & Metals Corporation | 1576 |
2 |
Norsk Hydro ASA | 288 |
2 |
Obshchestvo S Ogranichennoy Otvetstvennost'yu "obedinennaya Kompaniya RUSAL Inzhenerno-tekhnologicheskiy Tsentr" | 142 |
2 |
Phinix, LLC | 6 |
2 |
Research Institute of Industrial Science & Technology | 378 |
2 |
Tenova Goodfellow Inc. | 44 |
2 |
Xiangyun Tenglong Investment Co., Ltd. | 2 |
2 |
LeapFrog Holdings LLC | 3 |
2 |
Clean Resources Pte. Ltd | 6 |
2 |
RD Titan Group, TOV | 7 |
2 |
The Procter & Gamble Company | 22178 |
1 |
Honeywell International Inc. | 13799 |
1 |
Sumitomo Chemical Company, Limited | 8808 |
1 |
Other owners | 58 |