Method to create thin functional coatings on light alloys
US-10519562-B2 · Dec 31, 2019 · US
Aluminium
Aluminium · 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 | C25D5/44 |
| Official title | Aluminium |
| Display label | Aluminium |
| Total patents | 110 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 13 |
| 2017 | 13 |
| 2018 | 9 |
| 2019 | 18 |
| 2020 | 13 |
| 2021 | 8 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Terminal and method of manufacturing a terminal
US-10516245-B2 · Dec 24, 2019 · US
Electrochemical devices with current collector having an increased resistance to corrosion
US-10501861-B2 · Dec 10, 2019 · US
Surface-treated material and component produced by using the same
US-2019337268-A1 · Nov 7, 2019 · US
Surface-treated material and component produced by using the same
US-2019323136-A1 · Oct 24, 2019 · US
Copper plating solution and copper plating method
US-10450666-B2 · Oct 22, 2019 · US
Method for ceramization of aluminum alloy surface
US-2019316269-A1 · Oct 17, 2019 · US
Uniform crack-free aluminum deposition by two step aluminum electroplating process
US-10407789-B2 · Sep 10, 2019 · US
Aluminum-copper connector having a heterostructure, and method for producing the heterostructure
US-2019264346-A1 · Aug 29, 2019 · US
Method for coating metallic surfaces with a multi-component aqueous composition
US-10378120-B2 · Aug 13, 2019 · US
Pretreatment of Thick-Film Aluminum Electrode for Metal Plating
US-2019189312-A1 · Jun 20, 2019 · US
Coating method for clad steel and coating solution for coating clad steel
US-10273590-B2 · Apr 30, 2019 · US
Metal foil for electromagnetic shielding, electromagnetic shielding material and shielded cable
US-10221487-B2 · Mar 5, 2019 · US
Bimetallic zincating processing for enhanced adhesion of aluminum on aluminum alloys
US-10214823-B2 · Feb 26, 2019 · US
Underpotential deposition of metal monolayers from ionic liquids
US-10195822-B2 · Feb 5, 2019 · US
Apparatus and method for ionic liquid electroplating
US-10138567-B2 · Nov 27, 2018 · US
Sacrificial coating and procedure for electroplating aluminum on aluminum alloys
US-2018327923-A1 · Nov 15, 2018 · US
Method of manufacturing an electrode for an energy storage device
US-10121606-B2 · Nov 6, 2018 · US
Method for the electroplating of TiAl alloys
US-10081877-B2 · Sep 25, 2018 · US
Electrochemical Devices with Current Collector Having an Increased Resistance to Corrosion
US-2018266003-A1 · Sep 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25D5/44?
- CPC C25D5/44 is the Cooperative Patent Classification code for “Aluminium.”
- How many patents are filed under CPC C25D5/44 (Aluminium)?
- Our database includes 110 publications tagged with this CPC code.
- Is patent activity under CPC C25D5/44 growing?
- Publication counts under this code: 6 in 2024 vs 6 in 2025 (latest complete years).