Biocompatible polymeric filtration membrane with pores defined by uniform passages
US-12447444-B2 · Oct 21, 2025 · US
by deposition from the gaseous phase, e.g. CVD, PVD
by deposition from the gaseous phase, e.g. CVD, PVD · 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 | B01D67/0037 |
| Official title | {by deposition from the gaseous phase, e.g. CVD, PVD} |
| Display label | by deposition from the gaseous phase, e.g. CVD, PVD |
| Total patents | 56 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 2 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 9 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Filter apparatus for semiconductor device fabrication process
US-2025296052-A1 · Sep 25, 2025 · US
Filter apparatus for semiconductor device fabrication process
US-12343684-B2 · Jul 1, 2025 · US
Composite nanoporous metal membrane
US-12290786-B2 · May 6, 2025 · US
Method for manufacturing a thin film composite membrane for alkaline water electrolysis
US-2024368784-A1 · Nov 7, 2024 · US
High flow liquid filtration device including a porous polyparaxylylene membrane or a porous polyparaxylylene/polytetrafluoroethylene composite membrane
US-12090449-B2 · Sep 17, 2024 · US
Bioartificial ultrafiltration device and methods related thereto
US-12076470-B2 · Sep 3, 2024 · US
Gas Separation Membranes
US-2024269620-A1 · Aug 15, 2024 · US
Preparation Method for Hollow Fiber Inorganic Membrane
US-2024238733-A1 · Jul 18, 2024 · US
Bioartificial Ultrafiltration Device and Methods Related Thereto
US-2024075193-A1 · Mar 7, 2024 · US
Tangential flow cassette-hf emulation
US-2024050905-A1 · Feb 15, 2024 · US
Preparation method of reverse osmosis composite membrane and reverse osmosis composite membrane prepared thereby
US-2024024827-A1 · Jan 25, 2024 · US
Composite nanoporous metal membrane
US-2024001307-A1 · Jan 4, 2024 · US
Tangential flow cassette-HF emulation
US-11833477-B2 · Dec 5, 2023 · US
Filter apparatus for semiconductor device fabrication process
US-11826709-B2 · Nov 28, 2023 · US
Filter apparatus for semiconductor device fabrication process
US-2023372878-A1 · Nov 23, 2023 · US
Tangential flow cassette-hf emulation
US-2023364564-A1 · Nov 16, 2023 · US
Bioartificial ultrafiltration device and methods related thereto
US-11666691-B2 · Jun 6, 2023 · US
Systems and methods for oleophobic composite membranes
US-11590456-B2 · Feb 28, 2023 · US
Nanoporous membranes for fast diffusion of ions and small molecules
US-11590459-B2 · Feb 28, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D67/0037?
- CPC B01D67/0037 is the Cooperative Patent Classification code for “by deposition from the gaseous phase, e.g. CVD, PVD.”
- How many patents are filed under CPC B01D67/0037 (by deposition from the gaseous phase, e.g. CVD, PVD)?
- Our database includes 56 publications tagged with this CPC code.
- Is patent activity under CPC B01D67/0037 growing?
- Publication counts under this code: 9 in 2024 vs 4 in 2025 (latest complete years).