Gain optical fiber with double-clad fluoride and its preparation method
US-12180112-B1 · Dec 31, 2024 · US
This page is not indexed by search engines while we improve data quality.
Fluoride glass compositions
Fluoride 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 | C03C13/042 |
| Official title | {Fluoride glass compositions} |
| Display label | Fluoride glass compositions |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical fiber raw material composition, optical fiber, and optical fiber product
US-2023275388-A1 · Aug 31, 2023 · US
Method for preparing all-solid-state photonic crystal fiber preforms by extrusion
US-11530156-B2 · Dec 20, 2022 · US
Optical system comprising chlorine doped mode field expanded optical fibers
US-11320594-B2 · May 3, 2022 · US
Fluorophosphate glasses for active device
US-10988406-B2 · Apr 27, 2021 · US
Optical system comprising chlorine doped mode field expanded optical fibers
US-2021072462-A1 · Mar 11, 2021 · US
Method for Preparing All-Solid-State Photonic Crystal Fiber Preforms by Extrusion
US-2020354260-A1 · Nov 12, 2020 · US
Fluorophosphate glasses for active device
US-2020002217-A1 · Jan 2, 2020 · US
Optical fiber
US-10031282-B2 · Jul 24, 2018 · US
Optical fiber
US-2017371096-A1 · Dec 28, 2017 · US