Features on a porous membrane
US-12179154-B2 · Dec 31, 2024 · US
with pleated membranes
with pleated membranes · 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 | B01D63/067 |
| Official title | {with pleated membranes} |
| Display label | with pleated membranes |
| Total patents | 73 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 9 |
| 2022 | 10 |
| 2023 | 8 |
| 2024 | 14 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tetrafluoroethylene polymer, air filter medium, filter pack, and air filter unit
US-12152093-B2 · Nov 26, 2024 · US
Filter cartridge, apparatus, and methods
US-2024375054-A1 · Nov 14, 2024 · US
Features on a porous membrane
US-2024375055-A1 · Nov 14, 2024 · US
Fluid circuit with integrated electrostatic discharge mitigation
US-12117106-B2 · Oct 15, 2024 · US
Filter cartridge, apparatus, and methods
US-12083479-B2 · Sep 10, 2024 · US
Fluorinated filter membrane, filters, and methods
US-2024261733-A1 · Aug 8, 2024 · US
Devices and methods utilizing carbon nanotube membrane filtration
US-2024165568-A1 · May 23, 2024 · US
High density filter element
US-2024082775-A1 · Mar 14, 2024 · US
Fluorinated filter membrane, filters, and methods
US-11896932-B2 · Feb 13, 2024 · US
System for filter analysis and regeneration
US-2023408393-A1 · Dec 21, 2023 · US
Gas recovering apparatus, semiconductor manufacturing system, and gas recovering method
US-11766635-B2 · Sep 26, 2023 · US
Filter structure and substrate treating system including filter structure
US-2023238254-A1 · Jul 27, 2023 · US
Method for testing integrity of a filter medium
US-11697096-B2 · Jul 11, 2023 · US
Method and system for filter with improved flushing
US-2023182082-A1 · Jun 15, 2023 · US
Filter module having an edge-reinforced membrane, method for producing the filter module and use thereof
US-11571662-B2 · Feb 7, 2023 · US
Microfiltration membrane
US-2023015162-A1 · Jan 19, 2023 · US
Water filtration device for aircraft galley plumbing system
US-11541337-B2 · Jan 3, 2023 · US
Fluid circuit with integrated electrostatic discharge mitigation
US-2022356085-A1 · Nov 10, 2022 · US
Filter cartridge for liquid filtration; assembly; and, methods
US-11491423-B2 · Nov 8, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D63/067?
- CPC B01D63/067 is the Cooperative Patent Classification code for “with pleated membranes.”
- How many patents are filed under CPC B01D63/067 (with pleated membranes)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC B01D63/067 growing?
- Publication counts under this code: 14 in 2024 vs 7 in 2025 (latest complete years).