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:
Jan. 29, 2013
Filed:
May. 04, 2011
Applicants:
Chance Lehman, Dallas, TX (US);
Charles Freeman, Granbury, TX (US);
Walter R. Laredo, Fort Worth, TX (US);
Ali E. Akinay, Mansfield, TX (US);
Joseph I. Weinschenk, Iii, Fort Worth, TX (US);
Inventors:
Chance Lehman, Dallas, TX (US);
Charles Freeman, Granbury, TX (US);
Walter R. Laredo, Fort Worth, TX (US);
Ali E. Akinay, Mansfield, TX (US);
Joseph I. Weinschenk, III, Fort Worth, TX (US);
Assignee:
Novartis AG, Basel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 18/10 (2006.01); C08F 20/18 (2006.01); A61F 2/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
High refractive index copolymers with reduced tack are disclosed. The copolymers, which are particularly suitable for use as ophthalmic device materials, comprise a benzhydryl methacrylate or benzhydryl methacrylate derivative monomer.