Wastewater treatment using composite biofilm carriers
US-2025197261-A1 · Jun 19, 2025 · US
Immobilising gels, polymers or the like
Immobilising gels, polymers or the like · 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 | C02F3/108 |
| Official title | {Immobilising gels, polymers or the like} |
| Display label | Immobilising gels, polymers or the like |
| Total patents | 72 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 7 |
| 2020 | 9 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 10 |
| 2024 | 11 |
| 2025 | 11 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for continuous metabolism of contaminants of emerging concern
US-2024391811-A1 · Nov 28, 2024 · US
Systems and methods for treating stormwater with anammox bacteria
US-2024383787-A1 · Nov 21, 2024 · US
Temperature controlled biological growth surfaces for higher microbial activity in bioprocessing
US-2024344010-A1 · Oct 17, 2024 · US
Immobilized Microbes for Water Treatment
US-2024246842-A1 · Jul 25, 2024 · US
Contaminant degradation methods, biomaterial compositions, and systems
US-2024200051-A1 · Jun 20, 2024 · US
Method for treating feed water using a biostratum and filtration media
US-2024182335-A1 · Jun 6, 2024 · US
Method for removal of noxious taste or odor compounds from aquaculture system by bioactive hydrophobic carriers
US-2024166541-A1 · May 23, 2024 · US
Biofilm bioreactor
US-11987782-B2 · May 21, 2024 · US
Methods of Feedstock Conversion Using a Biofilm Bioreactor
US-2024117286-A1 · Apr 11, 2024 · US
Straight-line sewage treatment system for enhanced treatment of low c/n domestic sewage
US-2024092664-A1 · Mar 21, 2024 · US
Hydrogels for the entrapment of bacteria
US-2024076221-A1 · Mar 7, 2024 · US
Bioreactor system and method for nitrification and denitrification
US-11851356-B2 · Dec 26, 2023 · US
Biofilm carrier for moving bed biofilm reactors
US-2023348304-A1 · Nov 2, 2023 · US
Microbial carrier and device for treating wastewater
US-11795080-B2 · Oct 24, 2023 · US
Apparatus and method for advanced nitrogen and phosphorus removal of domestic sewage based on DEAMOX in AOAO process with sludge double-reflux
US-11787716-B2 · Oct 17, 2023 · US
Low cost technology municipal wastewater treatment for safe irrigation reuse
US-11787713-B1 · Oct 17, 2023 · US
Hydrogel chitosan from shrimps shells for biofilter system
US-2023322963-A1 · Oct 12, 2023 · US
Microbial carrier and device for treating wastewater
US-2023212046-A1 · Jul 6, 2023 · US
Apparatus and method for advanced nitrogen and phosphorus removal of domestic sewage based on deamox in aoao process with sludge double-reflux
US-2023114714-A1 · Apr 13, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F3/108?
- CPC C02F3/108 is the Cooperative Patent Classification code for “Immobilising gels, polymers or the like.”
- How many patents are filed under CPC C02F3/108 (Immobilising gels, polymers or the like)?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC C02F3/108 growing?
- Publication counts under this code: 11 in 2024 vs 11 in 2025 (latest complete years).