Porous medium with adjustable fluid permeability and associated systems and methods
US-11872525-B2 · Jan 16, 2024 · US
Electrical properties
Electrical properties · 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 | B01D2325/26 |
| Official title | Electrical properties |
| Display label | Electrical properties |
| Total patents | 261 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 15 |
| 2017 | 23 |
| 2018 | 19 |
| 2019 | 25 |
| 2020 | 29 |
| 2021 | 25 |
| 2022 | 35 |
| 2023 | 22 |
| 2024 | 25 |
| 2025 | 23 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite membranes and methods of making and use thereof
US-2018345227-A1 · Dec 6, 2018 · US
Device including multilayer membrane to control fluid drainage and methods of use thereof
US-2018296983-A1 · Oct 18, 2018 · US
Curable composition, polymer functional cured product, water-soluble acrylamide compound, and method for manufacturing same
US-10087263-B2 · Oct 2, 2018 · US
Device including multilayer membrane to control fluid drainage and methods of use thereof
US-9956531-B2 · May 1, 2018 · US
Ceramic proton-conducting membranes
US-2018090777-A1 · Mar 29, 2018 · US
Oxygen-separating device utilizing ionic oxygen motion
US-2017373335-A1 · Dec 28, 2017 · US
Hollow fiber membrane for blood purification and blood purification apparatus using the same
US-9849427-B2 · Dec 26, 2017 · US
Functional polymer membrane and method of producing the same
US-9850147-B2 · Dec 26, 2017 · US
Filtration membranes with functionalized star polymers
US-2017361281-A1 · Dec 21, 2017 · US
Electrode and process for preparing the electrode and devices thereof
US-2017348642-A1 · Dec 7, 2017 · US
Membrane fouling reduction using chemical micropumps
US-9833744-B2 · Dec 5, 2017 · US
Composite anion exchange membrane, method for producing the same, ion exchange membrane module, and ion exchange device
US-2017333846-A1 · Nov 23, 2017 · US
Molten hydroxide membrane for separation of acid gases from emissions
US-2017333834-A1 · Nov 23, 2017 · US
Synthetic membranes and methods of use thereof
US-2017312698-A1 · Nov 2, 2017 · US
Electrically conducting reverse osmosis membranes
US-9802163-B2 · Oct 31, 2017 · US
Composite oxygen ion transport membrane
US-9789445-B2 · Oct 17, 2017 · US
Filtration membranes with functionalized star polymers
US-9782727-B2 · Oct 10, 2017 · US
Ceramic membrane having support materials comprising polyaramid fibers and method for producing said membranes
US-9782728-B2 · Oct 10, 2017 · US
Membrane
US-2017279142-A1 · Sep 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2325/26?
- CPC B01D2325/26 is the Cooperative Patent Classification code for “Electrical properties.”
- How many patents are filed under CPC B01D2325/26 (Electrical properties)?
- Our database includes 261 publications tagged with this CPC code.
- Is patent activity under CPC B01D2325/26 growing?
- Publication counts under this code: 25 in 2024 vs 23 in 2025 (latest complete years).