Patent · US Active

Wettable silicone hydrogel contact lenses

US8658747B2 · kind B2 · utility

23Cited by

101References

15Claims

0Family size

Assignee

COOPERVISION INTERNATIONAL LIMITED · GB

Inventors

Yuwen Liu · Dublin, US
Charlie Chen · San Ramon, US
Charles A. Francis · Union City, US
Junhao Ge · Johns Creek, US
Yuan Xu · Fremont, US
Li Yao · Corning, US
Arthur Back · Danville, US
Ying Zheng · Suwanee, US

Key dates

Filing date	May 31, 2013
Grant date	Feb 25, 2014
Priority date	—
Expiry date	May 31, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG02B1/043
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Ophthalmically acceptably wettable silicone hydrogel contact lenses are described. The lenses are derived from a polymerizable composition including a first siloxane monomer represented by formula (1):

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.