Processes for Filtering Liquids Using Single Pass Tangential Flow Filtration Systems And Tangential Flow Filtration Systems With Recirculation of Retentate
US-2019282937-A1 · Sep 19, 2019 · US
comprising multiple spiral-wound assemblies
comprising multiple spiral-wound assemblies · 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 | B01D63/12 |
| Official title | comprising multiple spiral-wound assemblies |
| Display label | comprising multiple spiral-wound assemblies |
| Total patents | 129 |
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 | 7 |
| 2017 | 15 |
| 2018 | 17 |
| 2019 | 24 |
| 2020 | 12 |
| 2021 | 9 |
| 2022 | 14 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compact Spiral-Wound Filter Elements, Modules And Systems
US-2019282963-A1 · Sep 19, 2019 · US
Personal Oxygen Enhanced Breathing System
US-2019232217-A1 · Aug 1, 2019 · US
Spiral wound filtration assembly including integral bioreactor
US-10358366-B2 · Jul 23, 2019 · US
Filtration assembly including spiral wound bioreactors and hyperfiltration membrane modules
US-10286361-B2 · May 14, 2019 · US
Method of forming a pd-au layer on a substrate
US-2019127870-A1 · May 2, 2019 · US
Seawater desalination system and energy recovery apparatus
US-10232315-B2 · Mar 19, 2019 · US
Seawater desalination system and energy recovery apparatus
US-2019022587-A1 · Jan 24, 2019 · US
Bioreactor assembly
US-2019010067-A1 · Jan 10, 2019 · US
Reverse osmosis membrane filtering device
US-10159936-B2 · Dec 25, 2018 · US
Spacer for a membrane module
US-2018345224-A1 · Dec 6, 2018 · US
Seawater desalination system and energy recovery apparatus
US-10124295-B2 · Nov 13, 2018 · US
Fluid separation membrane module assembly
US-2018264412-A1 · Sep 20, 2018 · US
Seawater desalination system and energy recovery apparatus
US-2018257035-A1 · Sep 13, 2018 · US
Seawater desalination system and energy recovery apparatus
US-10005034-B2 · Jun 26, 2018 · US
Separation membrane module, method for driving same, separation membrane element, thrust load maintaining member, and thrust load adjustment maintaining member
US-9993776-B2 · Jun 12, 2018 · US
Spiral-wound acid gas separation membrane element, acid gas separation membrane module, and acid gas separation apparatus
US-2018133654-A1 · May 17, 2018 · US
Methods and apparatuses for fuel gas conditioning via membranes
US-2018126328-A1 · May 10, 2018 · US
Gas separation membrane module for reactive gas service
US-9962659-B2 · May 8, 2018 · US
Three-dimensional feed spacers with tpms architectures for membrane-based systems
US-2018117533-A1 · May 3, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D63/12?
- CPC B01D63/12 is the Cooperative Patent Classification code for “comprising multiple spiral-wound assemblies.”
- How many patents are filed under CPC B01D63/12 (comprising multiple spiral-wound assemblies)?
- Our database includes 129 publications tagged with this CPC code.
- Is patent activity under CPC B01D63/12 growing?
- Publication counts under this code: 5 in 2024 vs 7 in 2025 (latest complete years).