Electrochemical cell catalyst layers
US-2023411630-A1 · Dec 21, 2023 · US
comprising two or more noble metals or noble metal alloys
comprising two or more noble metals or noble metal alloys · 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 | C25B11/097 |
| Official title | comprising two or more noble metals or noble metal alloys |
| Display label | comprising two or more noble metals or noble metal alloys |
| Total patents | 101 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 8 |
| 2021 | 12 |
| 2022 | 5 |
| 2023 | 6 |
| 2024 | 21 |
| 2025 | 13 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrode for Electrolysis
US-2023295819-A1 · Sep 21, 2023 · US
Electrode for electrochemical evolution of hydrogen
US-2023203683-A1 · Jun 29, 2023 · US
Composite comprising platinum-alkaline earth metal alloy, fuel cell and water electrolyzer comprising the same and manufacturing method thereof
US-2023175150-A1 · Jun 8, 2023 · US
Electrode catalyst layer for electrochemical cells, membrane electrode assembly for electrochemical cells, and electrochemical cell
US-2023105398-A1 · Apr 6, 2023 · US
Catalyst for electrochemical cell and method of manufacturing same
US-2022344673-A1 · Oct 27, 2022 · US
Production of graphene materials
US-11447880-B2 · Sep 20, 2022 · US
Carbon-supported and surface-engineered platinum nanocube catalyst, method for preparing the same, and ammonia decomposition device including the same
US-2022275525-A1 · Sep 1, 2022 · US
Copper-palladium-loaded mesoporous silicon carbide-based catalyst, preparation method and application thereof
US-11306403-B2 · Apr 19, 2022 · US
Non-noble metal based electro-catalyst compositions for proton exchange membrane based water electrolysis and methods of making
US-11230775-B2 · Jan 25, 2022 · US
Copper-palladium-loaded mesoporous silicon carbide-based catalyst, preparation method and application thereof
US-2021404077-A1 · Dec 30, 2021 · US
Electrode for electrolytic evolution of gas
US-2021404076-A1 · Dec 30, 2021 · US
Reductive boron nitride with extended reactive vacancies for catalytic applications
US-2021370271-A1 · Dec 2, 2021 · US
Electrocatalyst composition comprising noble metal oxide supported on tin oxide
US-11177483-B2 · Nov 16, 2021 · US
Electrode membrane assembly having an oxygen evolution catalyst electrodes, and methods of making and using the same
US-11094953-B2 · Aug 17, 2021 · US
Hydrogen production
US-2021238755-A1 · Aug 5, 2021 · US
Anode for electrolytic evolution of chlorine
US-2021238757-A1 · Aug 5, 2021 · US
An electrolytic composition and cathode for the nitrogen reduction reaction
US-2021238756-A1 · Aug 5, 2021 · US
Active layer composition of reduction electrode for electrolysis and reduction electrode derived therefrom
US-2021189575-A1 · Jun 24, 2021 · US
Production of graphene materials
US-2021108317-A1 · Apr 15, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25B11/097?
- CPC C25B11/097 is the Cooperative Patent Classification code for “comprising two or more noble metals or noble metal alloys.”
- How many patents are filed under CPC C25B11/097 (comprising two or more noble metals or noble metal alloys)?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC C25B11/097 growing?
- Publication counts under this code: 21 in 2024 vs 13 in 2025 (latest complete years).