Method and system for pre-treating high strength wastewater
US-2024182343-A1 · Jun 6, 2024 · US
Separation of coarse particles, e.g. by using sieves or screens
Separation of coarse particles, e.g. by using sieves or screens · 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 | C02F2303/24 |
| Official title | Separation of coarse particles, e.g. by using sieves or screens |
| Display label | Separation of coarse particles, e.g. by using sieves or screens |
| Total patents | 210 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 18 |
| 2017 | 21 |
| 2018 | 16 |
| 2019 | 18 |
| 2020 | 15 |
| 2021 | 21 |
| 2022 | 19 |
| 2023 | 23 |
| 2024 | 21 |
| 2025 | 18 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wastewater treatment with primary treatment and MBR or MABR-IFAS reactor
US-10160679-B2 · Dec 25, 2018 · US
Flocculation basin inclusion or exclusion type water treatment apparatus using dissolved air flotation
US-2018126391-A1 · May 10, 2018 · US
Particle separator
US-2018036663-A1 · Feb 8, 2018 · US
Method of reducing industrial water use
US-9850154-B2 · Dec 26, 2017 · US
Filtration system for pet water fountain, and method for water filtration
US-2017362092-A1 · Dec 21, 2017 · US
Treatment of municipal wastewater with anaerobic digestion
US-9845260-B2 · Dec 19, 2017 · US
Flocculation basin inclusion or exclusion type water treatment apparatus using dissolved air flotation
US-9839918-B2 · Dec 12, 2017 · US
Treatment of waste products with anaerobic digestion
US-9809481-B2 · Nov 7, 2017 · US
Self-cleaning three way valve for use with a water purifier
US-2017312661-A1 · Nov 2, 2017 · US
Method for a treatment of water by adsorption on active carbon and clarification, and corresponding plant
US-2017297940-A1 · Oct 19, 2017 · US
Treatment of waste products with anaerobic digestion
US-9771292-B2 · Sep 26, 2017 · US
Wastewater treatment method and device
US-9771287-B2 · Sep 26, 2017 · US
System and method for treating wastewater and resulting sludge
US-9758416-B2 · Sep 12, 2017 · US
Subsea Deoxygenation In A Water Injection Process Plant
US-2017253506-A1 · Sep 7, 2017 · US
Systems and methods for treating oilfield wastewater
US-2017158538-A1 · Jun 8, 2017 · US
Process for the treatment of a flow of waste water by low-pressure filtration
US-2017129797-A1 · May 11, 2017 · US
Device for purifying cropland effluents
US-2017121194-A1 · May 4, 2017 · US
Systems and apparatus for removal of harmful algae blooms (HAB) and transparent exopolymer particles (TEP)
US-9624116-B2 · Apr 18, 2017 · US
Wastewater treatment with primary treatment and mbr or mabr-ifas reactor
US-2017088449-A1 · Mar 30, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F2303/24?
- CPC C02F2303/24 is the Cooperative Patent Classification code for “Separation of coarse particles, e.g. by using sieves or screens.”
- How many patents are filed under CPC C02F2303/24 (Separation of coarse particles, e.g. by using sieves or screens)?
- Our database includes 210 publications tagged with this CPC code.
- Is patent activity under CPC C02F2303/24 growing?
- Publication counts under this code: 21 in 2024 vs 18 in 2025 (latest complete years).