Oxidant enhanced Feammox activity
US-12509381-B2 · Dec 30, 2025 · US
Iron bacteria
Iron bacteria · 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 | C02F3/346 |
| Official title | {Iron bacteria} |
| Display label | Iron bacteria |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 5 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Materials and Methods for Treating Iron Deficiencies and Iron Chlorosis in Plants
US-2025221415-A1 · Jul 10, 2025 · US
Materials and Methods for Iron Capture and Greenhouse Gas Reduction
US-2025194641-A1 · Jun 19, 2025 · US
Materials and Methods for Remediating and Mitigating Iron Pollution
US-2025187058-A1 · Jun 12, 2025 · US
Materials and Methods for Control of Iron-Capturing Pathogens
US-2025176557-A1 · Jun 5, 2025 · US
Ferric iron-dosed anaerobic biological wastewater treatment technology
US-12168623-B2 · Dec 17, 2024 · US
Graphene-magnetite conductive skeleton electrode, preparation method and application thereof, and method for treating petrochemical wastewater
US-12091340-B2 · Sep 17, 2024 · US
Method for treating reducible compound residues using iron-containing bioreactor
US-12077461-B2 · Sep 3, 2024 · US
Method of reducing nitrogen oxide concentration in sample, bioreactor, and plug flow reactor
US-2024102054-A1 · Mar 28, 2024 · US
Method for Promoting Degradation of Polychlorinated Biphenyls (PCBs) by Pseudomonas JD37 With Nanoscale Zero-Valent Iron (nZVI) and Use Thereof
US-2023406742-A1 · Dec 21, 2023 · US
Graphene-Magnetite Conductive Skeleton Electrode, Preparation Method and Application Thereof, and Method for Treating Petrochemical Wastewater
US-2023022680-A1 · Jan 26, 2023 · US
Ferric Iron-Dosed Anaerobic Biological Wastewater Treatment Technology
US-2022332615-A1 · Oct 20, 2022 · US
Biodegradation of aniline from hypersaline environments using halophilic microorganisms
US-11247925-B2 · Feb 15, 2022 · US
Method for actively treating mining wastewater for pigment production
US-11198629-B2 · Dec 14, 2021 · US
Oxidant enhanced feammox activity
US-2020277211-A1 · Sep 3, 2020 · US
Ecological method for denitrification and phosphorus removal in wastewater treatment process
US-10494271-B2 · Dec 3, 2019 · US
Methods and compositions for nitrogen removal using Feammox microorganisms
US-10479712-B2 · Nov 19, 2019 · US
BioFerric-flocculant enhanced primary treatment process (BEPT) for sewage treatment
US-10053383-B2 · Aug 21, 2018 · US
Ecological Method for Denitrification and Phosphorus Removal in Wastewater Treatment Process
US-2018134580-A1 · May 17, 2018 · US
System and method for actively treating mining wastewater for pigment production
US-2018134597-A1 · May 17, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F3/346?
- CPC C02F3/346 is the Cooperative Patent Classification code for “Iron bacteria.”
- How many patents are filed under CPC C02F3/346 (Iron bacteria)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC C02F3/346 growing?
- Publication counts under this code: 4 in 2024 vs 5 in 2025 (latest complete years).