Optical fiber
US-2017371096-A1 · Dec 28, 2017 · US
containing fluorine (C03C2201/14 takes precedence)
containing fluorine (C03C2201/14 takes precedence) · 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 | C03C2201/12 |
| Official title | containing fluorine (C03C2201/14 takes precedence) |
| Display label | containing fluorine (C03C2201/14 takes precedence) |
| Total patents | 160 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 20 |
| 2017 | 32 |
| 2018 | 18 |
| 2019 | 17 |
| 2020 | 11 |
| 2021 | 16 |
| 2022 | 14 |
| 2023 | 6 |
| 2024 | 13 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical fiber with large effective area and low bending loss
US-9851499-B2 · Dec 26, 2017 · US
Ultralow expansion titania-silica glass
US-2017349478-A1 · Dec 7, 2017 · US
Optical component made of quartz glass for use in ArF excimer laser lithography and method for producing the component
US-9834468-B2 · Dec 5, 2017 · US
Ultralow expansion titania-silica glass
US-9822030-B2 · Nov 21, 2017 · US
Optical tube waveguide lasing medium and related method
US-2017331245-A1 · Nov 16, 2017 · US
Optical fiber
US-9817184-B2 · Nov 14, 2017 · US
Manufacturing method for SiO2—TiO2 based glass, manufacturing method for plate-shaped member made of SiO2—TiO2 based glass, manufacturing device, and manufacturing device for SiO2—TiO2 based glass
US-9802852-B2 · Oct 31, 2017 · US
Low loss optical fibers with fluorine and chlorine codoped core regions
US-9802858-B2 · Oct 31, 2017 · US
Optical fiber preform, optical fiber, and method of manufacturing optical fiber
US-2017285259-A1 · Oct 5, 2017 · US
Coupled multi-core optical fiber
US-2017261685-A1 · Sep 14, 2017 · US
Multimode optical fiber
US-9733426-B2 · Aug 15, 2017 · US
Low attenuation fiber with viscosity matched core and inner clad
US-2017219770-A1 · Aug 3, 2017 · US
Method for producing a blank from titanium- and fluorine-doped glass having a high silicic-acid content
US-2017217814-A2 · Aug 3, 2017 · US
Bromine-doped optical fiber
US-2017176673-A1 · Jun 22, 2017 · US
High chlorine content low attenuation optical fiber
US-2017168231-A1 · Jun 15, 2017 · US
Optical fiber with large effective area and low bending loss
US-2017160465-A1 · Jun 8, 2017 · US
Doped ultra-low expansion glass and methods for annealing the same
US-2017144917-A1 · May 25, 2017 · US
Low loss optical fiber and method of making the same
US-9658395-B2 · May 23, 2017 · US
Low attenuation fiber with viscosity matched core and inner clad
US-9658394-B2 · May 23, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03C2201/12?
- CPC C03C2201/12 is the Cooperative Patent Classification code for “containing fluorine (C03C2201/14 takes precedence).”
- How many patents are filed under CPC C03C2201/12 (containing fluorine (C03C2201/14 takes precedence))?
- Our database includes 160 publications tagged with this CPC code.
- Is patent activity under CPC C03C2201/12 growing?
- Publication counts under this code: 13 in 2024 vs 4 in 2025 (latest complete years).