Display screen protector
US9801297B2 · kind B2 · utility
14Cited by
16References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2016 |
| Grant date | Oct 24, 2017 |
| Priority date | — |
| Expiry date | Nov 16, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2457/20
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Disclosed are device display screen protectors comprising a first strengthened substrate sized to cover a display screen of an electronic device, the first strengthened substrate having a central tension value in the range greater than 0 MPa and less than 20 MPa, a surface having a Knoop lateral cracking scratch threshold of at least 3 N.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.