Device and method for producing dialysate
US-2023103623-A1 · Apr 6, 2023 · US
Controlling or regulating
Controlling or regulating · 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 | B01D61/54 |
| Official title | Controlling or regulating |
| Display label | Controlling or regulating |
| Total patents | 115 |
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 | 5 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 12 |
| 2022 | 10 |
| 2023 | 14 |
| 2024 | 15 |
| 2025 | 24 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrochemical water deionization separators
US-2023068559-A1 · Mar 2, 2023 · US
Water softening intercalation systems
US-2023059547-A1 · Feb 23, 2023 · US
System for redox shuttle solution monitoring
US-2022410070-A1 · Dec 29, 2022 · US
Time-variant, multi-stage control system
US-2022401883-A1 · Dec 22, 2022 · US
Water treatment system, ultrapure water producing system and water treatment method
US-2022388880-A1 · Dec 8, 2022 · US
Fluid manifolds in electrodialysis devices
US-11511231-B2 · Nov 29, 2022 · US
Docking Station for Mobile Deionization Trailers and Related Methods
US-2022371914-A1 · Nov 24, 2022 · US
Metal organic framework membranes
US-11471874-B2 · Oct 18, 2022 · US
Water Softener System
US-2022177329-A1 · Jun 9, 2022 · US
SWRO and MCDI coupled seawater desalination device system with energy recovery
US-11339073-B2 · May 24, 2022 · US
Conversion of gas and treatment of a solution
US-11318416-B2 · May 3, 2022 · US
Ion-Selective Separation by Shock Electrodialysis
US-2022040642-A1 · Feb 10, 2022 · US
High Recovery Electrodialysis Method
US-2021340031-A1 · Nov 4, 2021 · US
Acidic treatment liquid processing apparatus and acidic treatment liquid processing method
US-2021339198-A1 · Nov 4, 2021 · US
Acidic treatment liquid processing apparatus, acidic treatment liquid processing method, surface treatment system, and surface treatment method
US-2021339199-A1 · Nov 4, 2021 · US
Method and Device for the Electrochemical Utilization of Carbon Dioxide
US-2021285111-A1 · Sep 16, 2021 · US
Three-Compartment Bipolar Membrane Electrodialysis Of Salts Of Amino Acids
US-2021229040-A1 · Jul 29, 2021 · US
Electrochemical water cleaning device
US-2021198124-A1 · Jul 1, 2021 · US
Swro and mcdi coupled seawater desalination device system with energy recovery
US-2021171382-A1 · Jun 10, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D61/54?
- CPC B01D61/54 is the Cooperative Patent Classification code for “Controlling or regulating.”
- How many patents are filed under CPC B01D61/54 (Controlling or regulating)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC B01D61/54 growing?
- Publication counts under this code: 15 in 2024 vs 24 in 2025 (latest complete years).