Membranes for gas separation
US-12023633-B2 · Jul 2, 2024 · US
with nanoscale dispersed material, e.g. nanoparticles
with nanoscale dispersed material, e.g. nanoparticles · 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 | B01D69/14111 |
| Official title | {with nanoscale dispersed material, e.g. nanoparticles} |
| Display label | with nanoscale dispersed material, e.g. nanoparticles |
| Total patents | 197 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 10 |
| 2017 | 7 |
| 2018 | 14 |
| 2019 | 19 |
| 2020 | 19 |
| 2021 | 21 |
| 2022 | 14 |
| 2023 | 25 |
| 2024 | 31 |
| 2025 | 24 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semipermeable membrane and preparation method thereof
US-10828608-B2 · Nov 10, 2020 · US
Nanocomposite membranes and methods of making and using same
US-10618013-B2 · Apr 14, 2020 · US
Membrane for oil-water separation and simultaneous removal of organic pollutants
US-10525419-B2 · Jan 7, 2020 · US
Composite membrane and method of manufacturing the same
US-10507438-B2 · Dec 17, 2019 · US
An mxene based compositing nanofiltration membrane and corresponding preparation method
US-2019344222-A1 · Nov 14, 2019 · US
Porous alumina-carbon based composite membrane and its fabrication method
US-2019336918-A1 · Nov 7, 2019 · US
Reverse osmosis composite membrane and method for manufacturing reverse osmosis composite membrane
US-2019321788-A1 · Oct 24, 2019 · US
Composite membranes comprising nanoparticles for liquid filtration
US-10421047-B2 · Sep 24, 2019 · US
Semipermeable membrane and preparation method thereof
US-2019282967-A1 · Sep 19, 2019 · US
Reverse osmosis composite membrane and method for manufacturing reverse osmosis composite membrane
US-10376847-B2 · Aug 13, 2019 · US
Carbon nanotube membranes
US-10369526-B2 · Aug 6, 2019 · US
Graphene oxide anti-microbial element
US-2019194474-A1 · Jun 27, 2019 · US
Asymmetric membranes for use in nanofiltration
US-10328396-B2 · Jun 25, 2019 · US
Gas separation membrane containing heteromorphous shaped silica nanoparticles
US-2019184345-A1 · Jun 20, 2019 · US
Polymer for carbon dioxide capture and separation
US-10323125-B1 · Jun 18, 2019 · US
Superhydrophobic microfiltration membrane for membrane distillation, filtration module for membrane distillation comprising the same, and method for manufacturing the same
US-2019168168-A1 · Jun 6, 2019 · US
Membrane for oil-water separation and simultaneous removal of organic pollutants
US-2019126210-A1 · May 2, 2019 · US
Process for forming a sintered iron oxide impregnated carbon nanotube membrane
US-10272391-B2 · Apr 30, 2019 · US
Absorbent article containing a nonwoven web formed from a porous polyolefin fibers
US-10240260-B2 · Mar 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D69/14111?
- CPC B01D69/14111 is the Cooperative Patent Classification code for “with nanoscale dispersed material, e.g. nanoparticles.”
- How many patents are filed under CPC B01D69/14111 (with nanoscale dispersed material, e.g. nanoparticles)?
- Our database includes 197 publications tagged with this CPC code.
- Is patent activity under CPC B01D69/14111 growing?
- Publication counts under this code: 31 in 2024 vs 24 in 2025 (latest complete years).