Hollow fiber membrane module and filtration method
US-2019388841-A1 · Dec 26, 2019 · US
Two or more types of hollow fibres within one bundle or within one potting or tube-sheet
Two or more types of hollow fibres within one bundle or within one potting or tube-sheet · 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 | B01D63/031 |
| Official title | {Two or more types of hollow fibres within one bundle or within one potting or tube-sheet} |
| Display label | Two or more types of hollow fibres within one bundle or within one potting or tube-sheet |
| Total patents | 170 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 14 |
| 2017 | 12 |
| 2018 | 10 |
| 2019 | 12 |
| 2020 | 19 |
| 2021 | 16 |
| 2022 | 25 |
| 2023 | 19 |
| 2024 | 18 |
| 2025 | 8 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Filter module
US-10493406-B2 · Dec 3, 2019 · US
Composite porous hollow fiber membrane, composite porous hollow fiber membrane module, and operation method for composite porous hollow fiber membrane module
US-2019330085-A1 · Oct 31, 2019 · US
Method and device for repairing a membrane filtration module
US-10427102-B2 · Oct 1, 2019 · US
Ultrafiltration unit for continuous buffer or medium exchange from a protein solution
US-10421042-B2 · Sep 24, 2019 · US
Highly retentive polyamide hollow fiber membranes produced via controlled shrinkage
US-2019255489-A1 · Aug 22, 2019 · US
Hollow fiber degassing module, and method of degassing liquid using said hollow fiber degassing module
US-2019255464-A1 · Aug 22, 2019 · US
Cartridge for water purifier, and water purifier
US-2019176089-A1 · Jun 13, 2019 · US
Method of Filtering Water
US-2019169050-A1 · Jun 6, 2019 · US
Filtration systems and methods for manufacturing biologically-produced products
US-2019070564-A1 · Mar 7, 2019 · US
Membrane filtration module
US-10220350-B2 · Mar 5, 2019 · US
Hollow fiber membrane module
US-2019015787-A1 · Jan 17, 2019 · US
System and method for filtration
US-10144657-B2 · Dec 4, 2018 · US
Filter device, manufacturing device for chemical, and operation method for filter device
US-10052590-B2 · Aug 21, 2018 · US
Hollow fiber membrane module including concentrate distributor
US-2018229187-A1 · Aug 16, 2018 · US
Capillary dialyzers
US-10022481-B2 · Jul 17, 2018 · US
Gas separation system and enriched gas production method
US-9981221-B2 · May 29, 2018 · US
Blood gas exchanger with restriction element or elements to reduce gas exchange
US-2018133388-A1 · May 17, 2018 · US
Hollow fiber membrane blood purifying device
US-2018085711-A1 · Mar 29, 2018 · US
Hollow-fiber degassing module and inkjet printer
US-2018056665-A1 · Mar 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D63/031?
- CPC B01D63/031 is the Cooperative Patent Classification code for “Two or more types of hollow fibres within one bundle or within one potting or tube-sheet.”
- How many patents are filed under CPC B01D63/031 (Two or more types of hollow fibres within one bundle or within one potting or tube-sheet)?
- Our database includes 170 publications tagged with this CPC code.
- Is patent activity under CPC B01D63/031 growing?
- Publication counts under this code: 18 in 2024 vs 8 in 2025 (latest complete years).