The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2011
Filed:
Mar. 21, 2008
Jian S. Zhou, Duluth, GA (US);
Frank Chang, Suwanee, GA (US);
Arturo Norberto Medina, Suwanee, GA (US);
Robert Scott, Alpharetta, GA (US);
Jian S. Zhou, Duluth, GA (US);
Frank Chang, Suwanee, GA (US);
Arturo Norberto Medina, Suwanee, GA (US);
Robert Scott, Alpharetta, GA (US);
Novartis AG, Basel, CH;
Abstract
The invention provide a new class of silicone-containing prepolymers containing dangling hydrophilic polymer chains. This class of silicone-containing prepolymer is capable of being actinically crosslinked to form a silicone hydrogel material with a hydrophilic surface without post curing surface treatment. The present invention is also related to silicone hydrogel contact lenses made from this class of silicone-containing prepolymers and to methods for making the silicone hydrogel contact lenses.