Reverse osmosis system
US-2024278178-A1 · Aug 22, 2024 · US
Energy recovery
Energy recovery · 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 | B01D61/06 |
| Official title | Energy recovery |
| Display label | Energy recovery |
| Total patents | 168 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 18 |
| 2017 | 19 |
| 2018 | 21 |
| 2019 | 16 |
| 2020 | 7 |
| 2021 | 11 |
| 2022 | 16 |
| 2023 | 14 |
| 2024 | 19 |
| 2025 | 15 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Filtration system for preparation of fluids for medical applications
US-10130746-B2 · Nov 20, 2018 · US
Reverse osmosis treatment apparatus and reverse osmosis treatment method
US-2018280888-A1 · Oct 4, 2018 · US
Method for operating reverse-osmosis-membrane treatment system and reverse-osmosis-membrane treatment system
US-2018282186-A1 · Oct 4, 2018 · US
System and method for detecting time-bomb malware
US-10083302-B1 · Sep 25, 2018 · US
Seawater desalination system and energy recovery apparatus
US-2018257035-A1 · Sep 13, 2018 · US
Seawater desalination system and energy recovery apparatus
US-10065152-B2 · Sep 4, 2018 · US
Desalination system and desalination method
US-10005688-B2 · Jun 26, 2018 · US
Liquid treatment apparatus
US-10000392-B2 · Jun 19, 2018 · US
Desalination system and desalination method
US-9988294-B2 · Jun 5, 2018 · US
Seawater desalination system and energy recovery apparatus
US-9957169-B2 · May 1, 2018 · US
Reverse osmosis water-on-water control valve
US-9950298-B2 · Apr 24, 2018 · US
Membrane filtration system
US-9932250-B2 · Apr 3, 2018 · US
Reverse osmosis water-on-water control valve
US-9873087-B2 · Jan 23, 2018 · US
Integrated Reverse Osmosis Module with Energy Recovery for Desalination
US-2018001264-A1 · Jan 4, 2018 · US
Desalination apparatus
US-2017354930-A1 · Dec 14, 2017 · US
Cross current staged reverse osmosis
US-2017349465-A1 · Dec 7, 2017 · US
Cross current staged reverse osmosis
US-2017349467-A1 · Dec 7, 2017 · US
Filter medium, process for producing filter medium, filtration device, method for operating filtration device, and filtration system
US-2017348618-A1 · Dec 7, 2017 · US
Cross current staged reverse osmosis
US-2017349466-A1 · Dec 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D61/06?
- CPC B01D61/06 is the Cooperative Patent Classification code for “Energy recovery.”
- How many patents are filed under CPC B01D61/06 (Energy recovery)?
- Our database includes 168 publications tagged with this CPC code.
- Is patent activity under CPC B01D61/06 growing?
- Publication counts under this code: 19 in 2024 vs 15 in 2025 (latest complete years).