Patent · US Active

Cover glass article

US10575422B2 · kind B2 · utility

1Cited by

21References

21Claims

0Family size

Assignee

CORNING INCORPORATED · US

Inventors

Karl David Ehemann · Horseheads, US
Keith Raymond Gaylo · Corning, US
William Brashear Mattingly, III · Ithaca, US
Connor Thomas O'Malley · Riverside, US
Ljerka Ukrainczyk · Corning, US
Kevin Lee Wasson · Elmira, US

Key dates

Filing date	Jul 26, 2018
Grant date	Feb 25, 2020
Priority date	—
Expiry date	Jul 26, 2038

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.