Processes and apparatuses for converting poly- and perfluoroalkyl substances
US-2024336511-A1 · Oct 10, 2024 · US
Polymers
Polymers · 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 | C02F2103/38 |
| Official title | Polymers |
| Display label | Polymers |
| Total patents | 69 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 11 |
| 2019 | 10 |
| 2020 | 9 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for collecting and removing microplastics in wastewater
US-2024327255-A1 · Oct 3, 2024 · US
Wastewater Purification Method
US-2024246837-A1 · Jul 25, 2024 · US
Method for treating production wastewater from the preparation of propylene oxide by co-oxidation
US-11746033-B2 · Sep 5, 2023 · US
Method and system for comminuting and cleaning waste plastic
US-2023264993-A1 · Aug 24, 2023 · US
Pretreatment method and pretreatment system for drainage
US-2023159356-A1 · May 25, 2023 · US
Anti-Solvent Technique for Recovering an Organic Solvent from a Polyarylene Sulfide Waste Sludge
US-2023086044-A1 · Mar 23, 2023 · US
Method for production polyhydroxybutyric acid resin
US-2022380530-A1 · Dec 1, 2022 · US
Water treatment method and composition
US-2022324733-A1 · Oct 13, 2022 · US
Method for treating production wastewater from the preparation of propylene oxide by co-oxidation
US-2022306506-A1 · Sep 29, 2022 · US
Polymers, fluorinated ionic polymer networks, and methods related thereto
US-2022305458-A1 · Sep 29, 2022 · US
Biodegradation of organic pollutants by a halophilic archaea
US-2022298043-A1 · Sep 22, 2022 · US
Online zeta-potential measurements for optimization of emulsion breaker dosage in ethylene plants
US-11434435-B2 · Sep 6, 2022 · US
Effluent treatment method for membrane separation activated sludge, effluent treatment apparatus, and effluent treatment system management program
US-11414331-B2 · Aug 16, 2022 · US
Adjustable particle separator system and method of using same
US-11406918-B2 · Aug 9, 2022 · US
Method and system for treating aqueous fluid resulting from fluoropolymer production step
US-11266934-B2 · Mar 8, 2022 · US
Method for removing fluorine-containing compound from waste water
US-2021363031-A1 · Nov 25, 2021 · US
Method for treating solvent in wastewater
US-11097963-B2 · Aug 24, 2021 · US
Adjustable particle separator system and method of using same
US-2021245075-A1 · Aug 12, 2021 · US
Effluent treatment method for membrane separation activated sludge, effluent treatment apparatus, and effluent treatment system management program
US-2021107817-A1 · Apr 15, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F2103/38?
- CPC C02F2103/38 is the Cooperative Patent Classification code for “Polymers.”
- How many patents are filed under CPC C02F2103/38 (Polymers)?
- Our database includes 69 publications tagged with this CPC code.
- Is patent activity under CPC C02F2103/38 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).