Fluorinated gas abatement and fluoride sequestration using silicon
US-2025345747-A1 · Nov 13, 2025 · 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 | C01B9/08 |
| Official title | Fluorides |
| Display label | Fluorides |
| Total patents | 38 |
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 | 4 |
| 2016 | 3 |
| 2017 | 3 |
| 2019 | 5 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluorination processes
US-12466776-B2 · Nov 11, 2025 · US
Method for producing fluorine gas
US-12358796-B2 · Jul 15, 2025 · US
Azeotropic or azeotropic-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane, 1-chloro-2,2-difluoroethane, or 1,2-dichloro-1-fluoroethane
US-12251590-B2 · Mar 18, 2025 · US
Fluorination processes
US-2025002431-A1 · Jan 2, 2025 · US
Method for producing anion-containing inorganic solid material, device for producing anion-containing inorganic solid material, and anion-containing inorganic solid material
US-2024356007-A1 · Oct 24, 2024 · US
Fluorination processes
US-12071390-B2 · Aug 27, 2024 · US
Solid electrolyte material and battery
US-2024283013-A1 · Aug 22, 2024 · US
Azeotropic or azeotropic-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane, 1-chloro-2,2-difluoroethane, or 1,2-dichloro-1-fluoroethane
US-2024050792-A1 · Feb 15, 2024 · US
Fluorination processes
US-2024017996-A1 · Jan 18, 2024 · US
Azeotropic or azeotropic-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane, 1-chloro-2,2-difluoroethane, or 1,2-dichloro-1-fluoroethane
US-11826596-B2 · Nov 28, 2023 · US
Fluorination processes
US-2023339829-A1 · Oct 26, 2023 · US
Method for manufacturing sulfur tetrafluoride
US-11718524-B2 · Aug 8, 2023 · US
Method for producing hydrogen fluoride
US-11718523-B2 · Aug 8, 2023 · US
Process for reducing the concentration of arsenic in an aqueous solution comprising a fluoroacid
US-11639302-B2 · May 2, 2023 · US
Eluent solution
US-2023068052-A1 · Mar 2, 2023 · US
Eluent solution
US-11504430-B2 · Nov 22, 2022 · US
Method for producing fluorine gas
US-2022234890-A1 · Jul 28, 2022 · US
Method for manufacturing sulfur tetrafluoride
US-11339052-B2 · May 24, 2022 · US
Method for manufacturing sulfur tetrafluoride
US-2022127144-A1 · Apr 28, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B9/08?
- CPC C01B9/08 is the Cooperative Patent Classification code for “Fluorides.”
- How many patents are filed under CPC C01B9/08 (Fluorides)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC C01B9/08 growing?
- Publication counts under this code: 5 in 2024 vs 5 in 2025 (latest complete years).