Cation-conducting polymer
US-2019390010-A1 · Dec 26, 2019 · US
containing fluorine
containing fluorine · 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 | C08J5/2262 |
| Official title | {containing fluorine} |
| Display label | containing fluorine |
| Total patents | 116 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 19 |
| 2018 | 12 |
| 2019 | 20 |
| 2020 | 16 |
| 2021 | 9 |
| 2022 | 6 |
| 2023 | 10 |
| 2024 | 5 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymer electrolyte membrane
US-10483576-B2 · Nov 19, 2019 · US
Cation exchange resin, and cation exchange membrane and fuel cell electrolyte membrane using same
US-10471420-B2 · Nov 12, 2019 · US
Compound comprising aromatic ring having sulfonamide and ion transport group, polymer comprising same, and polyelectrolyte membrane using same
US-10418656-B2 · Sep 17, 2019 · US
Polymer and polymer electrolyte membrane comprising same
US-10407521-B2 · Sep 10, 2019 · US
Polymer electrolyte membrane
US-10411283-B2 · Sep 10, 2019 · US
Ion exchange membrane and method of producing same, membrane electrode assembly, and redox flow battery
US-2019259509-A1 · Aug 22, 2019 · US
Membrane electrode assembly manufacturing process
US-10367217-B2 · Jul 30, 2019 · US
Polymer and polymer electrolyte membrane comprising same
US-10361447-B2 · Jul 23, 2019 · US
Halogenated compound, polymer comprising same, and polymer electrolyte membrane comprising same
US-10312542-B2 · Jun 4, 2019 · US
Halo-containing anion exchange membranes and methods thereof
US-10294325-B2 · May 21, 2019 · US
Anion exchange resin, electrolyte membrane for fuel cell, binder for forming electrode catalyst layer, battery electrode catalyst layer and fuel cell
US-10287409-B2 · May 14, 2019 · US
Poly(aryl piperidinium) polymers for use as hydroxide exchange membranes and ionomers
US-10290890-B2 · May 14, 2019 · US
Self-humidifying membrane for reverse electrodialysis and method for manufacturing same
US-2019126212-A1 · May 2, 2019 · US
Polymer Electrolyte And Lithium Secondary Battery Including The Same
US-2019058217-A1 · Feb 21, 2019 · US
Poly(aryl piperidinium) polymers for use as hydroxide exchange membranes and ionomers
US-2019036143-A1 · Jan 31, 2019 · US
Anion Exchange Resin, Electrolyte Membrane, Binder For Forming Electrode Catalyst Layer, Fuel Cell Electrode Catalyst Layer And Fuel Cell
US-2019027768-A1 · Jan 24, 2019 · US
Anion Exchange Resin, Electrolyte Membrane, Binder For Forming Electrode Catalyst Layer, Fuel Cell Electrode Catalyst Layer And Fuel Cell
US-2019027767-A1 · Jan 24, 2019 · US
Gel polymer electrolyte and lithium secondary battery including the same
US-2018342767-A1 · Nov 29, 2018 · US
Anion Exchange Resin, Method For Producing Thereof, Electrolyte Membrane For Fuel Cell, Binder For Forming Electrode Catalyst Layer, Fuel Cell Electrode Catalyst Layer And Fuel Cell
US-2018265626-A1 · Sep 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08J5/2262?
- CPC C08J5/2262 is the Cooperative Patent Classification code for “containing fluorine.”
- How many patents are filed under CPC C08J5/2262 (containing fluorine)?
- Our database includes 116 publications tagged with this CPC code.
- Is patent activity under CPC C08J5/2262 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).