Cover glass article
US11297726B2 · kind B2 · utility
0Cited by
22References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2020 |
| Grant date | Apr 5, 2022 |
| Priority date | — |
| Expiry date | Jan 27, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/131
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A cover glass article includes a glass body having a three-dimensional shape, an inside surface, and an outside surface. Each of the inside and outside surfaces has a surface roughness (Ra) less than 1 nm and is free of indentations having diameters larger than 150 μm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.