Glass Compositions and Fibers Made Therefrom
US-2017305782-A1 · Oct 26, 2017 · US
Silica-containing oxide glass compositions
Silica-containing oxide glass compositions · 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 | C03C13/045 |
| Official title | {Silica-containing oxide glass compositions} |
| Display label | Silica-containing oxide glass compositions |
| Total patents | 254 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 23 |
| 2017 | 38 |
| 2018 | 21 |
| 2019 | 28 |
| 2020 | 23 |
| 2021 | 24 |
| 2022 | 19 |
| 2023 | 23 |
| 2024 | 15 |
| 2025 | 22 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical fiber
US-2017305781-A1 · Oct 26, 2017 · US
Optical fiber preform, optical fiber, and method of manufacturing optical fiber
US-2017285259-A1 · Oct 5, 2017 · US
Low attenuation fiber with stress relieving layer and a method of making such
US-9778413-B2 · Oct 3, 2017 · US
Burner design for particle generation
US-2017267569-A1 · Sep 21, 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
Glass compositions and fibers made therefrom
US-9714189-B2 · Jul 25, 2017 · US
Optical fiber with reducing hydrogen sensitivity
US-2017197878-A1 · Jul 13, 2017 · US
Optical fiber with large effective area and low bending loss
US-2017160465-A1 · Jun 8, 2017 · US
Low loss optical fiber and method of making the same
US-9658395-B2 · May 23, 2017 · US
Multimode optical fiber
US-2017139130-A1 · May 18, 2017 · US
Optical fiber
US-9632241-B2 · Apr 25, 2017 · US
Optical fiber
US-2017108642-A1 · Apr 20, 2017 · US
Method of manufacturing optical fiber preform and optical fiber preform
US-2017101334-A1 · Apr 13, 2017 · US
High chlorine content low attenuation optical fiber
US-9618692-B2 · Apr 11, 2017 · US
Optical fiber with large effective area and low bending loss
US-2017097465-A1 · Apr 6, 2017 · US
Optical fiber manufacturing method
US-2017057867-A1 · Mar 2, 2017 · US
Optical fiber with low loss and nanoscale structurally homogeneous core
US-2017022094-A1 · Jan 26, 2017 · US
UV-Transparent Optical Fiber Coating For High Temperature Application, And Fibers Made Therefrom
US-2017010411-A1 · Jan 12, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03C13/045?
- CPC C03C13/045 is the Cooperative Patent Classification code for “Silica-containing oxide glass compositions.”
- How many patents are filed under CPC C03C13/045 (Silica-containing oxide glass compositions)?
- Our database includes 254 publications tagged with this CPC code.
- Is patent activity under CPC C03C13/045 growing?
- Publication counts under this code: 15 in 2024 vs 22 in 2025 (latest complete years).