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:
Nov. 22, 2016
Filed:
Aug. 31, 2015
Applicant:
Novartis Ag, Basel, CH;
Inventors:
Frank Chang, Cumming, GA (US);
Venkat Shankar, Suwanee, GA (US);
Assignee:
Novartis AG, Basel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01); C08G 73/02 (2006.01); C08G 77/452 (2006.01); C08G 18/61 (2006.01); C08G 18/75 (2006.01); B29C 35/08 (2006.01); B29C 39/00 (2006.01); B29C 39/02 (2006.01); G02C 7/04 (2006.01); B29K 83/00 (2006.01); B29L 11/00 (2006.01);
U.S. Cl.
CPC ...
G02B 1/043 (2013.01); B29C 35/08 (2013.01); B29C 39/006 (2013.01); B29C 39/026 (2013.01); C08G 18/61 (2013.01); C08G 18/755 (2013.01); C08G 73/0233 (2013.01); C08G 73/0246 (2013.01); C08G 77/452 (2013.01); G02C 7/049 (2013.01); B29K 2083/00 (2013.01); B29L 2011/0041 (2013.01);
Abstract
The invention provide a class of actinically-crosslinkable amphiphilic prepolymers which comprise at least one polysiloxane segment, at least one polyoxazoline segment, and two terminal ene groups. The present invention is also related to a medical device comprising a silicone hydrogel material obtained from step-growth polymerization of a polymerizable material comprising a prepolymer of the invention and to a method for producing contact lenses from a prepolymer of the invention.