Water purification using porous carbon electrode
US-12091343-B2 · Sep 17, 2024 · US
Special power supply, e.g. solar energy or batteries
Special power supply, e.g. solar energy or batteries · 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 | C02F2201/46165 |
| Official title | Special power supply, e.g. solar energy or batteries |
| Display label | Special power supply, e.g. solar energy or batteries |
| Total patents | 74 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 15 |
| 2024 | 11 |
| 2025 | 4 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Offshore renewable energy power station
US-2024167457-A1 · May 23, 2024 · US
Systems and methods for removal and sequestration of acidity from surface seawater
US-11939247-B2 · Mar 26, 2024 · US
Grey water system
US-2024051852-A1 · Feb 15, 2024 · US
Waste powered hydrogen production system and method
US-11859298-B2 · Jan 2, 2024 · US
Systems and methods of water treatment for hydrogen production
US-2023383422-A1 · Nov 30, 2023 · US
System and method for removing carbon dioxide from sea water
US-2023357058-A1 · Nov 9, 2023 · US
Water treatment composition and water treatment method
US-2023331596-A1 · Oct 19, 2023 · US
Systems and methods of water treatment for hydrogen production
US-11761097-B2 · Sep 19, 2023 · US
Waste powered hydrogen production system and method
US-2023250541-A1 · Aug 10, 2023 · US
Scrubbing device for cleaning, sanitizing or disinfecting
US-11717585-B2 · Aug 8, 2023 · US
Forward osmosis driven by electrolysis
US-2023191328-A1 · Jun 22, 2023 · US
Systems and methods for integrated solar photodialysis
US-11673100-B2 · Jun 13, 2023 · US
Photo electrolysis device with photovoltaic driven hydrogen pump for hydrogen generation and water oxygenation
US-2023175145-A1 · Jun 8, 2023 · US
Water supply oxygenation systems and methods
US-2023178778-A1 · Jun 8, 2023 · US
Solar driven aquaculture farm with oxygen generation for enhanced population health stability
US-2023175144-A1 · Jun 8, 2023 · US
Photoelectrocatalytic device for water disinfection
US-11667550-B2 · Jun 6, 2023 · US
Systems and methods for removal and sequestration of acidity from surface seawater
US-2023130444-A1 · Apr 27, 2023 · US
SYSTEM AND METHOD FOR MODIFYING pH IN AN AQUEOUS ENVIRONMENT
US-2023080924-A1 · Mar 16, 2023 · US
Ion Removal Devices Based on Electrochemistry and Photo-electrochemistry, and Preparation Method and Application
US-2023013770-A1 · Jan 19, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F2201/46165?
- CPC C02F2201/46165 is the Cooperative Patent Classification code for “Special power supply, e.g. solar energy or batteries.”
- How many patents are filed under CPC C02F2201/46165 (Special power supply, e.g. solar energy or batteries)?
- Our database includes 74 publications tagged with this CPC code.
- Is patent activity under CPC C02F2201/46165 growing?
- Publication counts under this code: 11 in 2024 vs 4 in 2025 (latest complete years).