Composite, hierarchical electrocatalytic materials for water splitting
US-2021404073-A1 · Dec 30, 2021 · US
Metal or alloy
Metal or alloy · 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 | C25B11/061 |
| Official title | Metal or alloy |
| Display label | Metal or alloy |
| Total patents | 371 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 18 |
| 2021 | 34 |
| 2022 | 51 |
| 2023 | 72 |
| 2024 | 71 |
| 2025 | 81 |
| 2026 | 17 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Copper-palladium-loaded mesoporous silicon carbide-based catalyst, preparation method and application thereof
US-2021404077-A1 · Dec 30, 2021 · US
Ordered array of one dimensional iron oxide nanostructures
US-2021371994-A1 · Dec 2, 2021 · US
Ruthenium and nitrogen doped carbon matrix catalyst and methods for making and using thereof
US-2021355588-A1 · Nov 18, 2021 · US
Metal alloy core-shell nanoparticles and related methods
US-11131032-B2 · Sep 28, 2021 · US
Method for improving the performance of nickel electrodes
US-2021292922-A1 · Sep 23, 2021 · US
An inexpensive and robust oxygen evolution electrode
US-2021277527-A1 · Sep 9, 2021 · US
Catalytic arrangement for an electrolyzer system or a fuel cell system, electrolyzer system, fuel cell system, use of a catalytic arrangement and method for producing a catalytic arrangement
US-2021273238-A1 · Sep 2, 2021 · US
Gas diffusion electrode for carbon dioxide utilization, method for producing same, and electrolytic cell having a gas diffusion electrode
US-2021207276-A1 · Jul 8, 2021 · US
Active layer composition of reduction electrode for electrolysis and reduction electrode derived therefrom
US-2021189575-A1 · Jun 24, 2021 · US
Electrode
US-11041249-B2 · Jun 22, 2021 · US
Novel multi-metal catalysts and devices and methods of use thereof
US-2021164118-A1 · Jun 3, 2021 · US
Method for Preparing Large-area Catalyst Electrode
US-2021123152-A1 · Apr 29, 2021 · US
Manganese oxide nanoparticle carbon microparticle electrocatalyst and method of making from albizia procera leaf
US-2021095384-A1 · Apr 1, 2021 · US
Highly sustained electrodes and electrolytes for salty alkaline and neutral water splitting
US-2021002777-A1 · Jan 7, 2021 · US
Titanium base material, method for producing titanium base material, electrode for water electrolysis, and water electrolysis device
US-2020407858-A1 · Dec 31, 2020 · US
Low cost air electrodes
US-2020411879-A1 · Dec 31, 2020 · US
Catalytic compositions and methods for ethanol oxidation
US-2020378017-A1 · Dec 3, 2020 · US
Micro-electrolysis reactor for ultra fast, oxidant free, c-c coupling reaction and synthesis of daclatasvir analogs thereof
US-2020346182-A1 · Nov 5, 2020 · US
Method and apparatus for preparing reduction product of carbon dioxide by electrochemically reducing carbon dioxide
US-10815577-B2 · Oct 27, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25B11/061?
- CPC C25B11/061 is the Cooperative Patent Classification code for “Metal or alloy.”
- How many patents are filed under CPC C25B11/061 (Metal or alloy)?
- Our database includes 371 publications tagged with this CPC code.
- Is patent activity under CPC C25B11/061 growing?
- Publication counts under this code: 71 in 2024 vs 81 in 2025 (latest complete years).