Nickel-Iron-Based Alloys for Electrochemical Reduction of Selenium Oxyanions
US-2025051194-A1 · Feb 13, 2025 · US
Electrolysis apparatus
Electrolysis apparatus · 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 | C02F2201/461 |
| Official title | Electrolysis apparatus |
| Display label | Electrolysis apparatus |
| Total patents | 25 |
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 | 5 |
| 2017 | 2 |
| 2018 | 3 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Recycling system
US-2024217853-A1 · Jul 4, 2024 · US
Method for removing a contaminant from wastewater from an industrial plant and a system for performing such method
US-2023391641-A1 · Dec 7, 2023 · US
Method for removing a contaminant from wastewater from an industrial plant and a system for performing such method
US-11767240-B2 · Sep 26, 2023 · US
Electric cleaning apparatus, station, and vacuum cleaner
US-11406239-B2 · Aug 9, 2022 · US
Method for removing a contaminant from wastewater from an industrial plant and a system for performing such method
US-2021276889-A1 · Sep 9, 2021 · US
Antimicrobial toilet with electrolyzer
US-10920408-B2 · Feb 16, 2021 · US
Antimicrobial Toilet with Electrolyzer
US-2020131749-A1 · Apr 30, 2020 · US
Electric cleaning apparatus, station, and vacuum cleaner
US-2020069136-A1 · Mar 5, 2020 · US
Water reclamation method integrating magnetic resin adsorption and electrosorption
US-10150685-B2 · Dec 11, 2018 · US
Acidic electrolyzed water and production method therefor
US-10080367-B2 · Sep 25, 2018 · US
Treatment solution supply method, treatment solution supply apparatus, and non-transitory computer-readable recording medium
US-10023477-B2 · Jul 17, 2018 · US
Acidic electrolyzed water and production method therefor
US-2017156341-A1 · Jun 8, 2017 · US
A water reclamation method integrating magnetic resin adsorption and electrosorption
US-2017044039-A1 · Feb 16, 2017 · US
Method of treating liquid or object using generation of plasma in or near liquid
US-2016362317-A1 · Dec 15, 2016 · US
Drop-in chlorinator for portable spas
US-9493369-B2 · Nov 15, 2016 · US
Drop-in chlorinator for portable spas
US-9403700-B2 · Aug 2, 2016 · US
Drop-In Chlorinator For Portable Spas
US-2016123031-A1 · May 5, 2016 · US
Water treatment system
US-2016096141-A1 · Apr 7, 2016 · US
Treatment solution supply method, treatment solution supply apparatus, and non-transitory computer-readable recording medium
US-2015375170-A1 · Dec 31, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F2201/461?
- CPC C02F2201/461 is the Cooperative Patent Classification code for “Electrolysis apparatus.”
- How many patents are filed under CPC C02F2201/461 (Electrolysis apparatus)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC C02F2201/461 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).