Monolithic separation membrane structure, method for producing monolithic separation membrane structure, and method for dehydrating
US-2016375406-A1 · Dec 29, 2016 · US
Pervaporation
Pervaporation · 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 | B01D61/362 |
| Official title | {Pervaporation} |
| Display label | Pervaporation |
| Total patents | 320 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 30 |
| 2016 | 32 |
| 2017 | 30 |
| 2018 | 33 |
| 2019 | 44 |
| 2020 | 37 |
| 2021 | 27 |
| 2022 | 27 |
| 2023 | 25 |
| 2024 | 14 |
| 2025 | 13 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polybenzimidazole hollow fiber membranes and method for making an asymmetric hollow fiber membrane
US-2016375410-A1 · Dec 29, 2016 · US
Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporation
US-2016369026-A1 · Dec 22, 2016 · US
Method of removing hydrogen-sulfide from water
US-2016355414-A1 · Dec 8, 2016 · US
Composite membranes and methods of use
US-2016325229-A1 · Nov 10, 2016 · US
Separation membrane manufacturing method
US-9486744-B2 · Nov 8, 2016 · US
Process and apparatus for separating no2 from a co2 and no2-containing fluid
US-2016313058-A1 · Oct 27, 2016 · US
High permeance membranes for gas separations
US-2016303521-A1 · Oct 20, 2016 · US
Two-stage hydroformylation process with circulating gas and silp technology
US-2016304426-A1 · Oct 20, 2016 · US
Cycloalkylnorbornene monomers, polymers derived therefrom and their use in pervaporation
US-9468890-B2 · Oct 18, 2016 · US
Aromatic alkyl-substituted polyethersulfone and uv-cross-linked aromatic alkyl-substituted polyethersulfone membranes for gas separations
US-2016279580-A1 · Sep 29, 2016 · US
Polymers and membranes for separation of polar organic compounds from aqueous mixtures and methods of using
US-2016264692-A1 · Sep 15, 2016 · US
Organopalladium compounds as polymerization catalysts
US-9415354-B2 · Aug 16, 2016 · US
Method for purifying isopropyl alcohol
US-2016207858-A1 · Jul 21, 2016 · US
Nanoporous graphene membrane for desalination of salt water
US-2016207798-A1 · Jul 21, 2016 · US
Method for purifying isopropyl alcohol
US-2016200650-A1 · Jul 14, 2016 · US
Graphene oxide-based composite membranes
US-9353037-B2 · May 31, 2016 · US
Styrene-siloxane triblock copolymers as membranes for selective transport of alcohols and other organic compounds in aqueous mixtures
US-9346921-B2 · May 24, 2016 · US
Method and apparatus for purifying alcohol
US-9339766-B2 · May 17, 2016 · US
Process for preparing acetals and ketals
US-9309178-B2 · Apr 12, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D61/362?
- CPC B01D61/362 is the Cooperative Patent Classification code for “Pervaporation.”
- How many patents are filed under CPC B01D61/362 (Pervaporation)?
- Our database includes 320 publications tagged with this CPC code.
- Is patent activity under CPC B01D61/362 growing?
- Publication counts under this code: 14 in 2024 vs 13 in 2025 (latest complete years).