Method of water oxidation with a coated photoanode
US-2023381762-A1 · Nov 30, 2023 · US
Photocatalytic compound
Photocatalytic compound · 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 | C25B11/087 |
| Official title | Photocatalytic compound |
| Display label | Photocatalytic compound |
| Total patents | 113 |
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 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 9 |
| 2021 | 9 |
| 2022 | 15 |
| 2023 | 26 |
| 2024 | 18 |
| 2025 | 23 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Photocurrent-generating electrode
US-11824128-B2 · Nov 21, 2023 · US
Photoelectrode and preparation method therefor, and platinum-based alloy catalyst and preparation method therefor
US-2023313394-A1 · Oct 5, 2023 · US
Nanostructured electrodes and methods of making and use thereof
US-2023295814-A1 · Sep 21, 2023 · US
Method for making a CaTiO composite thin film electrode for water splitting
US-11761101-B2 · Sep 19, 2023 · US
Electrochemical water splitting cell
US-11761102-B2 · Sep 19, 2023 · US
Metal-free photocatalyst and a method of preparation thereof
US-11745171-B1 · Sep 5, 2023 · US
Photoelectrochemical device for the capture, concentration and collection of atmospheric carbon dioxide
US-11745141-B2 · Sep 5, 2023 · US
Catalyst layer, membrane electrode assembly
US-2023250543-A1 · Aug 10, 2023 · US
Selection of a heterogeneous catalysts with metallic surface states
US-2023226536-A1 · Jul 20, 2023 · US
Photocatalysts for water oxidation
US-2023160073-A1 · May 25, 2023 · US
LARGE SCALE, MONODISPERSED OCTAHEDRAL BiVO4 MICROCRYSTALS, PHOTOSTABILITY AND WATER OXIDATION THEREOF
US-2023124162-A1 · Apr 20, 2023 · US
Hydrogen evolution apparatus
US-11618955-B2 · Apr 4, 2023 · US
Electrochemical water splitting cell
US-2023051138-A1 · Feb 16, 2023 · US
Co2 conversion with metal sulfide nanoparticles
US-2023017032-A1 · Jan 19, 2023 · US
Devices and methods for electrocatalytic hydrogen production
US-2023010771-A1 · Jan 12, 2023 · US
Manufacturing Method of Nitride Semiconductor Photoelectrode
US-2022403529-A1 · Dec 22, 2022 · US
Fabrication of photoactive CaTiO3—TiO2 composite thin film electrodes via single step AACVD
US-11519086-B2 · Dec 6, 2022 · US
Quantum-dot ligand, quantum-dot catalyst and quantum-dot device
US-2022379289-A1 · Dec 1, 2022 · US
Method for manufacturing photoelectrode
US-2022372640-A1 · Nov 24, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25B11/087?
- CPC C25B11/087 is the Cooperative Patent Classification code for “Photocatalytic compound.”
- How many patents are filed under CPC C25B11/087 (Photocatalytic compound)?
- Our database includes 113 publications tagged with this CPC code.
- Is patent activity under CPC C25B11/087 growing?
- Publication counts under this code: 18 in 2024 vs 23 in 2025 (latest complete years).