Composite Hydrophilic Membrane Electrode, Membrane Capacitor Cell, Preparation Method and use Thereof
US-2024312707-A1 · Sep 19, 2024 · US
Apparatus therefor
Apparatus therefor · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D61/46 |
| Official title | Apparatus therefor |
| Display label | Apparatus therefor |
| Total patents | 259 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 10 |
| 2017 | 29 |
| 2018 | 18 |
| 2019 | 27 |
| 2020 | 29 |
| 2021 | 24 |
| 2022 | 29 |
| 2023 | 30 |
| 2024 | 28 |
| 2025 | 27 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrochemical cell, water treatment device provided with same, and operating method for water treatment device
US-2018369755-A1 · Dec 27, 2018 · US
Electrodialysis systems and methods for desalination
US-2018362370-A1 · Dec 20, 2018 · US
Water Purification System And Method
US-2018318767-A1 · Nov 8, 2018 · US
Electrodialysis module and electrodialysis system
US-2018280882-A1 · Oct 4, 2018 · US
Electrolytic buffer generator
US-2018274111-A1 · Sep 27, 2018 · US
Electrochemical separation device with segmented electrode
US-2018265380-A1 · Sep 20, 2018 · US
Electrolytic four-channel device and method
US-2018238825-A1 · Aug 23, 2018 · US
Production of multivalent ion-rich streams using humidification-dehumidification systems
US-2018236372-A1 · Aug 23, 2018 · US
Curable composition
US-10005856-B2 · Jun 26, 2018 · US
Bipolar electrodialysis methods and systems
US-2018154312-A1 · Jun 7, 2018 · US
Electrochemical separation device
US-9981865-B2 · May 29, 2018 · US
Ion Concentration Polarization-Electrocoagulation Hybrid Water Treatment System
US-2018141832-A1 · May 24, 2018 · US
Electrolytic four-channel device and method
US-9964510-B2 · May 8, 2018 · US
Structures for Normalizing Multi-Planar Flow Distribution Within an Electrochemical Separation System
US-2018111093-A1 · Apr 26, 2018 · US
Method for detecting albumin based on colorimetric assay and system thereof
US-9952196-B2 · Apr 24, 2018 · US
Electrolyte chemistry control in electrodialysis processing
US-9849426-B2 · Dec 26, 2017 · US
Ion concentration polarization-electrocoagulation hybrid water treatment system
US-9850146-B2 · Dec 26, 2017 · US
Methods of Providing Inlets and Outlets to Cell Pairs in Wound ED Devices
US-2017361278-A1 · Dec 21, 2017 · US
Method and system for water treatment
US-2017361279-A1 · Dec 21, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D61/46?
- CPC B01D61/46 is the Cooperative Patent Classification code for “Apparatus therefor.”
- How many patents are filed under CPC B01D61/46 (Apparatus therefor)?
- Our database includes 259 publications tagged with this CPC code.
- Is patent activity under CPC B01D61/46 growing?
- Publication counts under this code: 28 in 2024 vs 27 in 2025 (latest complete years).