Patent · US Active

Method for making silicone hydrogel contact lenses

US9097839B2 · kind B2 · utility

3Cited by

103References

13Claims

0Family size

Assignee

Novartis AG · CH

Inventors

Frank Chang · Cumming, US
Jurgen Vogt · Fribourg, CH
John Dallas Pruitt · Suwanee, US
Xinming Qian · Johns Creek, US
Dawn A. Smith · Rotorua, NZ
Angelika Domschke · Duluth, US
Troy Vernon Holland · Suwanee, US
Richard Charles Turek · Atlanta, US
Daqing Wu · Suwanee, US

Key dates

Filing date	Mar 14, 2012
Grant date	Aug 4, 2015
Priority date	—
Expiry date	Aug 14, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F283/124
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention provide a method for making silicone hydrogel based on the Lightstream Technology from a monomer mixture with a curing time of less than about 100 seconds. The present invention is also related to silicone hydrogel contact lenses made according to methods of the invention.

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