Porous membranes for high pressure filtration
US-12064731-B2 · Aug 20, 2024 · US
from melts
from melts · 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 | B01D67/002 |
| Official title | {from melts} |
| Display label | from melts |
| Total patents | 175 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 15 |
| 2016 | 12 |
| 2017 | 18 |
| 2018 | 16 |
| 2019 | 11 |
| 2020 | 17 |
| 2021 | 25 |
| 2022 | 8 |
| 2023 | 14 |
| 2024 | 18 |
| 2025 | 14 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Crosslinked polymer membranes and methods of their production
US-2018318774-A1 · Nov 8, 2018 · US
Membrane filter
US-2018304207-A1 · Oct 25, 2018 · US
Microcapsule fabric for absorption and release
US-2018272273-A1 · Sep 27, 2018 · US
Polyolefin microporous membrane and production method thereof
US-10079378-B2 · Sep 18, 2018 · US
Polyvinylidene difluoride membrane, manufacturing method thereof, and purifying brine method thereof
US-2018257043-A1 · Sep 13, 2018 · US
Porous film and method for producing same
US-2018250640-A1 · Sep 6, 2018 · US
Removal of microorganisms from fluid samples using nanofiber filtration media
US-10064965-B2 · Sep 4, 2018 · US
Very thin tube made from tpu and its production process
US-2018141254-A1 · May 24, 2018 · US
Removal of microorganisms from fluid samples using nanofiber filtration media
US-9943616-B2 · Apr 17, 2018 · US
Separation membrane
US-2018065093-A1 · Mar 8, 2018 · US
Microporous and hydrophobic polymeric hollow fiber membranes and methods for preparation thereof
US-9908985-B2 · Mar 6, 2018 · US
Hydrocarbon waste stream purification processes using microporous materials having filtration and adsorption properties
US-9896353-B2 · Feb 20, 2018 · US
Removal of microorganisms from fluid samples using nanofiber filtration media
US-9889214-B2 · Feb 13, 2018 · US
Gas separation membrane with ladder-structured polysilsesquioxane and method for fabricating the same
US-9855532-B2 · Jan 2, 2018 · US
Removal of Microorganisms from Fluid Samples Using Nanofiber Filtration Media
US-2017360970-A1 · Dec 21, 2017 · US
Removal of Microorganisms From Fluid Samples Using Nanofiber Filtration Media
US-2017360971-A1 · Dec 21, 2017 · US
Removal of Microorganisms from Fluid Samples Using Nanofiber Filtration Media
US-2017360969-A1 · Dec 21, 2017 · US
Polyolefin multilayer microporous membrane and battery separator
US-9843030-B2 · Dec 12, 2017 · US
Multilayered microporous polyolefin film
US-9799870-B2 · Oct 24, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D67/002?
- CPC B01D67/002 is the Cooperative Patent Classification code for “from melts.”
- How many patents are filed under CPC B01D67/002 (from melts)?
- Our database includes 175 publications tagged with this CPC code.
- Is patent activity under CPC B01D67/002 growing?
- Publication counts under this code: 18 in 2024 vs 14 in 2025 (latest complete years).