Methods utilizing active quantum chemistry
US-2024317612-A1 · Sep 26, 2024 · US
Water
Water · 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 | C01B13/0207 |
| Official title | {Water} |
| Display label | Water |
| Total patents | 181 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 25 |
| 2016 | 16 |
| 2017 | 18 |
| 2018 | 18 |
| 2019 | 11 |
| 2020 | 16 |
| 2021 | 11 |
| 2022 | 13 |
| 2023 | 18 |
| 2024 | 17 |
| 2025 | 16 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing photocatalyst electrode for water decomposition
US-2017362721-A1 · Dec 21, 2017 · US
Water oxidation catalysts and methods of use thereof
US-9833777-B2 · Dec 5, 2017 · US
Photocatalytic compositions and methods for their preparation and use
US-9821296-B2 · Nov 21, 2017 · US
Oxygen-generating anode
US-2017321331-A1 · Nov 9, 2017 · US
Metal deposition using potassium iodide for photocatalysts preparation
US-2017312744-A1 · Nov 2, 2017 · US
Nanostructured apparatus and methods for producing carbon-containing molecules as a renewable energy resource
US-2017282147-A1 · Oct 5, 2017 · US
Copper nanoparticle-titania composite nanoarchitectures
US-2017282162-A1 · Oct 5, 2017 · US
Photocatalytic hydrogen production from water over catalysts having p-n junctions and plasmonic materials
US-2017274364-A1 · Sep 28, 2017 · US
Hydrogen production from water by tuning the photonic band gap with the electronic band gap of a photoactive material
US-9744523-B2 · Aug 29, 2017 · US
Turbine connected hybrid solar-syngas power system
US-2017218840-A1 · Aug 3, 2017 · US
Hydrogen production device and method for producing hydrogen
US-9708718-B2 · Jul 18, 2017 · US
Zero-emission, closed-loop hybrid solar-syngas OTR power cycle
US-9664115-B2 · May 30, 2017 · US
System and method for supplying an energy grid with energy from an intermittent renewable energy source
US-2017145915-A1 · May 25, 2017 · US
Hydrogen generation electrode and artificial photosynthesis module
US-2017130346-A1 · May 11, 2017 · US
System and method for load balancing of intermittent renewable energy for an electricity grid
US-2017122129-A1 · May 4, 2017 · US
Water oxidation catalysts and methods of use thereof
US-2017106359-A1 · Apr 20, 2017 · US
Methods for synthesizing nanometer-sized manganese dioxides having ramsdellite-type crystal structures as well as methods for producing hydroxide ion-derived proton, electron and oxygen using manganese dioxides
US-9586836-B2 · Mar 7, 2017 · US
Buffered cobalt oxide catalysts
US-9534305-B2 · Jan 3, 2017 · US
Dihydroxybipyridine complexes of ruthenium and iridium for water oxidation and hydrogenation
US-9527066-B2 · Dec 27, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B13/0207?
- CPC C01B13/0207 is the Cooperative Patent Classification code for “Water.”
- How many patents are filed under CPC C01B13/0207 (Water)?
- Our database includes 181 publications tagged with this CPC code.
- Is patent activity under CPC C01B13/0207 growing?
- Publication counts under this code: 17 in 2024 vs 16 in 2025 (latest complete years).