Porous membranes for high pressure filtration
US-12064731-B2 · Aug 20, 2024 · US
1-10 nm
1-10 nm · 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 | B01D2325/02832 |
| Official title | 1-10 nm |
| Display label | 1-10 nm |
| Total patents | 300 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 17 |
| 2017 | 26 |
| 2018 | 30 |
| 2019 | 24 |
| 2020 | 38 |
| 2021 | 19 |
| 2022 | 20 |
| 2023 | 29 |
| 2024 | 36 |
| 2025 | 33 |
| 2026 | 15 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Membrane reactor with a tubular permeable membrane
US-10105655-B2 · Oct 23, 2018 · US
Ceramic proton-conducting membranes
US-2018090777-A1 · Mar 29, 2018 · US
Method for purifying liquid, method for producing chemical solution or cleaning solution, filter medium, and filter device
US-2018028983-A1 · Feb 1, 2018 · US
Porous hollow fiber membrane
US-2017361285-A1 · Dec 21, 2017 · US
High selectivity facilitated transport membranes and their use for olefin/paraffin separations
US-2017354918-A1 · Dec 14, 2017 · US
Polyolefin multilayer microporous membrane and battery separator
US-9843030-B2 · Dec 12, 2017 · US
Gas separation device with nanocomposite membrane
US-2017348633-A1 · Dec 7, 2017 · US
Carbon dioxide gas separation membrane, method for manufacturing same, and carbon dioxide gas separation membrane module
US-2017333833-A1 · Nov 23, 2017 · US
Films derived from two or more chemically distinct block copolymers, methods of making same, and uses thereof
US-2017327649-A1 · Nov 16, 2017 · US
Hybrid type filtration structure for filtering liquid
US-2017326503-A1 · Nov 16, 2017 · US
Gas separation device with nanocomposite membrane
US-9815019-B1 · Nov 14, 2017 · US
Synthetic membranes and methods of use thereof
US-2017312698-A1 · Nov 2, 2017 · US
Selective interfacial mitigation of graphene defects
US-2017296976-A1 · Oct 19, 2017 · US
Si—Y nanocomposite membrane and methods of making and use thereof
US-9770688-B2 · Sep 26, 2017 · US
Porous membrane
US-2017266626-A1 · Sep 21, 2017 · US
Aluminum oxide supported gas permeable membranes
US-2017239624-A1 · Aug 24, 2017 · US
Hybrid porous structured material, method of preparing hybrid porous structured material, membrane including hybrid porous structured material, and water treatment device including membrane including hybrid porous structured material
US-9724648-B2 · Aug 8, 2017 · US
Solvent-resistant separation membrane
US-2017216781-A1 · Aug 3, 2017 · US
Integrated membrane-pyrolysis systems and methods
US-2017209829-A1 · Jul 27, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2325/02832?
- CPC B01D2325/02832 is the Cooperative Patent Classification code for “1-10 nm.”
- How many patents are filed under CPC B01D2325/02832 (1-10 nm)?
- Our database includes 300 publications tagged with this CPC code.
- Is patent activity under CPC B01D2325/02832 growing?
- Publication counts under this code: 36 in 2024 vs 33 in 2025 (latest complete years).