External element made of zirconia with selectively conductive zones for electronic applications
US11467540B2 · kind B2 · utility
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3References
12Claims
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Key dates
| Filing date | Dec 5, 2016 |
| Grant date | Oct 11, 2022 |
| Priority date | — |
| Expiry date | Mar 10, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04B37/225
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An external element made from a first material for a wearable object, the first material being an insulating ceramic, wherein a surface of the external element is at least partially treated to include at least one conversion with an electrical conductivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.