Reverse osmosis apparatus and seawater desalination system having the same
US-2021379532-A1 · Dec 9, 2021 · US
Elements in series
Elements in series · 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 | B01D2319/02 |
| Official title | Elements in series |
| Display label | Elements in series |
| Total patents | 95 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 9 |
| 2017 | 13 |
| 2018 | 3 |
| 2019 | 9 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 11 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spiral wound membrane module including integrated differential pressure monitoring
US-11148098-B2 · Oct 19, 2021 · US
Spiral wound module assembly including integrated permeate monitoring
US-2021275972-A1 · Sep 9, 2021 · US
Filtering device, purification device, and method for manufacturing chemical liquid
US-2020384416-A1 · Dec 10, 2020 · US
Modular liquid degassing systems
US-2020376436-A1 · Dec 3, 2020 · US
Method for treating water containing low-molecular-weight organic substance
US-10800676-B2 · Oct 13, 2020 · US
Spiral wound membrane module including integrated differential pressure monitoring
US-2020197870-A1 · Jun 25, 2020 · US
Disposable filter capsule for a filtration device
US-2020164289-A1 · May 28, 2020 · US
Subsea Seawater Filtration Apparatus
US-2020094192-A1 · Mar 26, 2020 · US
Methods of providing inlets and outlets to cell pairs in wound ED devices
US-10561988-B2 · Feb 18, 2020 · US
Nanoadsorbent based user-friendly household filter for the purification of fluoride and arsenic contaminated drinking water
US-2019358592-A1 · Nov 28, 2019 · US
Device for preventing contamination of positive-pressure connector of indwelling needle and method based on same
US-2019329173-A1 · Oct 31, 2019 · US
Humidifier for fuel cell systems
US-10418651-B2 · Sep 17, 2019 · US
Water purification system
US-10399021-B2 · Sep 3, 2019 · US
Filtration System for Preparation of Fluids for Medical Applications
US-2019076589-A1 · Mar 14, 2019 · US
Filter module and filter unit
US-10226742-B2 · Mar 12, 2019 · US
Filtration System for Preparation of Fluids for Medical Applications
US-2019046713-A1 · Feb 14, 2019 · US
Methods and devices used for redundant sterile filtration
US-10195544-B2 · Feb 5, 2019 · US
Membrane stacks
US-10173174-B2 · Jan 8, 2019 · US
Multi-stage immersion-type membrane separation device and membrane separation method
US-2018362376-A1 · Dec 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2319/02?
- CPC B01D2319/02 is the Cooperative Patent Classification code for “Elements in series.”
- How many patents are filed under CPC B01D2319/02 (Elements in series)?
- Our database includes 95 publications tagged with this CPC code.
- Is patent activity under CPC B01D2319/02 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).