Hydride ion conductor
US-2024166513-A1 · May 23, 2024 · US
Fluorides
Fluorides · 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 | C01F11/22 |
| Official title | Fluorides |
| Display label | Fluorides |
| Total patents | 78 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 7 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 7 |
| 2021 | 10 |
| 2022 | 5 |
| 2023 | 8 |
| 2024 | 10 |
| 2025 | 5 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Production of inorganic salts
US-2023339768-A1 · Oct 26, 2023 · US
Calcium fluoride polycrystalline substance, production method of calcium fluoride particle, production method of calcium fluoride polycrystalline substance, optical element, optical system, interchangeable lens and optical device
US-2023333283-A1 · Oct 19, 2023 · US
Slow-release inhibitor for high-magnesium sulfide mineral flotation and application thereof
US-11779935-B2 · Oct 10, 2023 · US
Positive electrode active material, positive electrode and fluoride ion secondary battery
US-2023317945-A1 · Oct 5, 2023 · US
Integrated processes for treatment of an ammonium fluorosulfate byproduct of the production of bis (fluorosulfonyl) imide
US-11772967-B2 · Oct 3, 2023 · US
Composite material and method of removing fluoride ion in waste liquid
US-11773028-B2 · Oct 3, 2023 · US
Method of producing product inorganic compound and product inorganic compound
US-11730856-B2 · Aug 22, 2023 · US
Method for producing hydrogen fluoride
US-11718523-B2 · Aug 8, 2023 · US
Method of treating wastewater
US-11479490-B2 · Oct 25, 2022 · US
Anode material and fluoride ion battery
US-2022263083-A1 · Aug 18, 2022 · US
Salt hydrate compositions for thermal energy storage systems
US-2022259479-A1 · Aug 18, 2022 · US
Fluorescent body, method for manufacturing same, and light-emitting device using same
US-2022243126-A1 · Aug 4, 2022 · US
Integrated processes for treatment of an ammonium fluorosulfate byproduct of the production of bis(fluorosulfonyl) imide
US-2022212929-A1 · Jul 7, 2022 · US
Method for finely processing nonmetallic mineral
US-2021380490-A1 · Dec 9, 2021 · US
Barium-doped composite electrode materials for fluoride-ion electrochemical cells
US-2021367274-A1 · Nov 25, 2021 · US
Barium-doped composite electrode materials for fluoride-ion electrochemical cells
US-11177512-B2 · Nov 16, 2021 · US
Hydroximic acid-metal hydroxide coordination complex and preparation and application thereof
US-2021253620-A1 · Aug 19, 2021 · US
Green-emitting phosphors and devices thereof
US-11094856-B2 · Aug 17, 2021 · US
Method for treating sulfur hexafluoride using radiation and apparatus for collecting and treating by-products
US-11058984-B2 · Jul 13, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01F11/22?
- CPC C01F11/22 is the Cooperative Patent Classification code for “Fluorides.”
- How many patents are filed under CPC C01F11/22 (Fluorides)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC C01F11/22 growing?
- Publication counts under this code: 10 in 2024 vs 5 in 2025 (latest complete years).