Patterned glass articles and methods of making the same
US11148969B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Sep 18, 2019 |
| Grant date | Oct 19, 2021 |
| Priority date | — |
| Expiry date | Sep 18, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24802
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A patterned glass article that includes: a glass substrate comprising a thickness, a primary surface and a bulk composition at the midpoint of the thickness; and a patterned region defined by the primary surface and comprising a patterned region composition. The bulk composition comprises about 40 mol % to 80 mol % silica and the patterned region composition comprises at least about 40 mol % silica. Further, the patterned region comprises a first textured region and a second textured region, the second textured region characterized by a haze of at least 5% more than a haze of the first textured region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.