Film-covered transparent base plate and top plate for cooking device
US12151966B2 · kind B2 · utility
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11References
10Claims
0Family size
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Key dates
| Filing date | Jun 29, 2020 |
| Grant date | Nov 26, 2024 |
| Priority date | — |
| Expiry date | Oct 19, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C2218/15
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Provided is a film-covered transparent base plate having an excellent aesthetic appearance even during turn-off of a light source. A film-covered transparent base plate 1 includes a transparent base plate 2 and a light-absorbing film 3 provided on one principal surface 2a of the transparent base plate 2 and the light-absorbing film 3 includes a dielectric phase made of a material having a band gap of not less than 2.0 eV and not more than 2.7 eV and a metallic phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.