Blood treatment systems
US-12285553-B2 · Apr 29, 2025 · US
Lumen open in more than two directions
Lumen open in more than two directions · 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 | B01D63/034 |
| Official title | {Lumen open in more than two directions} |
| Display label | Lumen open in more than two directions |
| Total patents | 37 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Blood treatment device comprising alkaline phosphatase
US-2025082835-A1 · Mar 13, 2025 · US
Hollow fiber membrane cartridge and hollow fiber membrane module including same
US-2025050278-A1 · Feb 13, 2025 · US
Blood treatment device comprising alkaline phosphatase
US-12186472-B2 · Jan 7, 2025 · US
Blood gas exchanger with restriction element or elements to reduce gas exchange
US-2024358903-A1 · Oct 31, 2024 · US
Blood gas exchanger with restriction element or elements to reduce gas exchange
US-12053565-B2 · Aug 6, 2024 · US
Blood treatment systems
US-11730871-B2 · Aug 22, 2023 · US
Device for removing a gas from an aqueous liquid
US-2023083534-A1 · Mar 16, 2023 · US
Blood treatment device comprising alkaline phosphatase
US-2022241484-A1 · Aug 4, 2022 · US
Blood Treatment Systems
US-2021138138-A1 · May 13, 2021 · US
Blood Treatment Systems
US-2021138145-A1 · May 13, 2021 · US
Scale-down tangential flow depth filtration systems and methods of filtration using same
US-2021069648-A1 · Mar 11, 2021 · US
Non-dispersive process for oil recovery
US-10773212-B2 · Sep 15, 2020 · US
Blood gas exchanger with restriction element or elements to reduce gas exchange
US-2020276377-A1 · Sep 3, 2020 · US
Cell culture bag with internal dialysis membrane
US-10760041-B2 · Sep 1, 2020 · US
Compact cross-flow contactor
US-10729991-B2 · Aug 4, 2020 · US
Blood gas exchanger with restriction element or elements to reduce gas exchange
US-10661004-B2 · May 26, 2020 · US
Filter module
US-10493406-B2 · Dec 3, 2019 · US
Ultrafiltration unit for continuous buffer or medium exchange from a protein solution
US-10421042-B2 · Sep 24, 2019 · US
Membrane filtration module
US-10220350-B2 · Mar 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D63/034?
- CPC B01D63/034 is the Cooperative Patent Classification code for “Lumen open in more than two directions.”
- How many patents are filed under CPC B01D63/034 (Lumen open in more than two directions)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC B01D63/034 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).