Compressor device and method for controlling compressor device
US-2024011174-A1 · Jan 11, 2024 · US
Measuring, analysing or testing during electrolytic production
Measuring, analysing or testing during electrolytic production · 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 | C25B15/023 |
| Official title | Measuring, analysing or testing during electrolytic production |
| Display label | Measuring, analysing or testing during electrolytic production |
| Total patents | 349 |
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 | 4 |
| 2017 | 3 |
| 2018 | 10 |
| 2019 | 9 |
| 2020 | 10 |
| 2021 | 19 |
| 2022 | 41 |
| 2023 | 59 |
| 2024 | 79 |
| 2025 | 95 |
| 2026 | 19 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrochemical cell, cell operation system and cell operation method
US-2022372966-A1 · Nov 24, 2022 · US
Method for producing fluorine gas and device for producing fluorine gas
US-2022213605-A1 · Jul 7, 2022 · US
Integrated photo-electrochemical device for concentrated irradiation
US-11248301-B2 · Feb 15, 2022 · US
Impedance monitoring of a modular electrolysis system
US-2021404078-A1 · Dec 30, 2021 · US
Water electrolysis system
US-2021395116-A1 · Dec 23, 2021 · US
Electrochemical cells for hydrogen gas production and electricity generation, and related structures, apparatuses, systems, and methods
US-2021388515-A1 · Dec 16, 2021 · US
Water electrolysis device
US-11186914-B2 · Nov 30, 2021 · US
Gas generator
US-11180858-B2 · Nov 23, 2021 · US
Hydrogen-oxygen generation system and hydrogen-oxygen generation method
US-2021355590-A1 · Nov 18, 2021 · US
Hydrogen system and method of operating hydrogen system
US-2021323817-A1 · Oct 21, 2021 · US
Compression apparatus
US-2021310137-A1 · Oct 7, 2021 · US
Carbon dioxide electrolytic device
US-2021292926-A1 · Sep 23, 2021 · US
Water electrolysis system and water level error calculation apparatus
US-2021261446-A1 · Aug 26, 2021 · US
Gas production apparatus and gas production method
US-2021262101-A1 · Aug 26, 2021 · US
Water electrolysis system and control method thereof
US-2021254227-A1 · Aug 19, 2021 · US
Apparatus and method for removal of a target gas from a cold storage environment
US-2021214854-A1 · Jul 15, 2021 · US
Water electrolysis system and control method thereof
US-2021180197-A1 · Jun 17, 2021 · US
A method for generating synthesis gas for use in hydroformylation reactions
US-2021130965-A1 · May 6, 2021 · US
Chlorination systems
US-10981808-B2 · Apr 20, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25B15/023?
- CPC C25B15/023 is the Cooperative Patent Classification code for “Measuring, analysing or testing during electrolytic production.”
- How many patents are filed under CPC C25B15/023 (Measuring, analysing or testing during electrolytic production)?
- Our database includes 349 publications tagged with this CPC code.
- Is patent activity under CPC C25B15/023 growing?
- Publication counts under this code: 79 in 2024 vs 95 in 2025 (latest complete years).