Method for optimizing the energy consumption of an aerator in the field of water treatment
US-12503381-B2 · Dec 23, 2025 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C02F3/26 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Membrane bioreactor system for treating wastewater using oxygen
US-2025002386-A1 · Jan 2, 2025 · US
Reflux unit and sewage treatment system
US-12172914-B2 · Dec 24, 2024 · US
Systems for catalytically removing per- and polyfluoroalkyl substances from a fluid and related methods
US-2024336504-A1 · Oct 10, 2024 · US
Reflux unit and sewage treatment system
US-2024270619-A1 · Aug 15, 2024 · US
Method for detecting anomalies in a water treatment plant using an apparatus for injecting oxygen into a waste pool
US-11983001-B2 · May 14, 2024 · US
Remediation and/or restoration of an anoxic body of water
US-11584668-B2 · Feb 21, 2023 · US
Systems for catalytically removing per- and polyfluoroalkyl substances from a fluid and related methods
US-2023002263-A1 · Jan 5, 2023 · US
Aerobic biological treatment apparatus
US-11459252-B2 · Oct 4, 2022 · US
Method for producing polyhydroxyalkanoic acid
US-11440823-B2 · Sep 13, 2022 · US
Method and device for preventing and controlling pollutants in the reuse of reclaimed water in agricultural activity areas with extreme water shortage
US-11352281-B2 · Jun 7, 2022 · US
Method for detecting anomalies in a water treatment plant using an apparatus for injecting oxygen into a waste pool
US-2022163957-A1 · May 26, 2022 · US
Method and device for preventing and controlling pollutants in basin water resource utilization
US-11230485-B2 · Jan 25, 2022 · US
Methods for wastewater treatment
US-2021331956-A1 · Oct 28, 2021 · US
Method for optimizing the energy consumption of an aerator in the field of water treatment
US-2021317021-A1 · Oct 14, 2021 · US
Remediation and/or restoration of an anoxic body of water
US-2021269336-A1 · Sep 2, 2021 · US
Method and device for preventing and controlling pollutants in the reuse of reclaimed water in agricultural activity areas with extreme water shortage
US-2021188677-A1 · Jun 24, 2021 · US
Biological activated carbon treatment apparatus
US-11034602-B2 · Jun 15, 2021 · US
Method and device for preventing and controlling pollutants in basin water resource utilization
US-2021171379-A1 · Jun 10, 2021 · US
Aerobic biological treatment apparatus
US-2021061688-A1 · Mar 4, 2021 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F3/26?
- CPC C02F3/26 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C02F3/26 (Chemistry & Metallurgy)?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC C02F3/26 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).