Multi-fiber light guide, device with a multi-fiber light guide and method for producing the same
US-12292594-B2 · May 6, 2025 · US
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to perform ion-exchange between alkali ions (C03C25/605 takes precedence)
to perform ion-exchange between alkali ions (C03C25/605 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 | C03C25/602 |
| Official title | to perform ion-exchange between alkali ions (C03C25/605 takes precedence) |
| Display label | to perform ion-exchange between alkali ions (C03C25/605 takes precedence) |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multi-fiber light guide, device with a multi-fiber light guide and method for producing the same
US-2023067347-A1 · Mar 2, 2023 · US
Electrically conductive articles with discrete metallic silver layers and methods for making same
US-10116035-B2 · Oct 30, 2018 · US
Electrically conductive articles with discrete metallic silver layers and methods for making same
US-2016322694-A1 · Nov 3, 2016 · US