Method and apparatus for producing aluminum material
US-12590378-B2 · Mar 31, 2026 · US
Anodes
Anodes · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C25C3/12 |
| Official title | Anodes |
| Display label | Anodes |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 6 |
| 2021 | 6 |
| 2022 | 3 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Copper-coated titanium diboride articles
US-12522935-B2 · Jan 13, 2026 · US
Method for preparing nickel ferrite-based eutectic ceramic inert anode material
US-12503401-B2 · Dec 23, 2025 · US
Methods and systems for purifying metals or metal alloys
US-2025257492-A1 · Aug 14, 2025 · US
Method for preparing nickel ferrite-based eutectic ceramic inert anode material
US-2025162949-A1 · May 22, 2025 · US
Reactor Device for Converting Powdered Metal Oxides and Conversion System Comprising Same
US-2025135430-A1 · May 1, 2025 · US
Electrodes for aluminum electrolysis cells and methods of making the same
US-2024425378-A1 · Dec 26, 2024 · US
Apparatuses and systems for vertical electrolysis cells
US-12091765-B2 · Sep 17, 2024 · US
Advanced purification cell for aluminum scrap recycling
US-2024287695-A1 · Aug 29, 2024 · US
Method for producing metal aluminum by molten salt electrolysis of aluminum oxide
US-2024141529-A1 · May 2, 2024 · US
Method and apparatus for producing electrolytic aluminum foil
US-11519090-B2 · Dec 6, 2022 · US
Apparatuses and systems for vertical electrolysis cells
US-2022112617-A1 · Apr 14, 2022 · US
Method and apparatus for producing aluminum material
US-2022002892-A1 · Jan 6, 2022 · US
Apparatuses and systems for vertical electrolysis cells
US-11203814-B2 · Dec 21, 2021 · US
Device and method for preparing pure titanium by electrolysis-chlorination-electrolysis
US-11180863-B2 · Nov 23, 2021 · US
Copper-coated titanium diboride articles
US-2021355592-A1 · Nov 18, 2021 · US
Systems and methods of electrolytic production of aluminum
US-11078584-B2 · Aug 3, 2021 · US
Systems and methods for purifying aluminum
US-11001931-B2 · May 11, 2021 · US
Device and method for preparing pure titanium by electrolysis-chlorination-electrolysis
US-2021025065-A1 · Jan 28, 2021 · US
Electrolysis tank comprising an anode assembly contained in a containment enclosure
US-10513788-B2 · Dec 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25C3/12?
- CPC C25C3/12 is the Cooperative Patent Classification code for “Anodes.”
- How many patents are filed under CPC C25C3/12 (Anodes)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC C25C3/12 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).