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:
Sep. 27, 2011
Filed:
Mar. 04, 2008
Applicants:
Patrick H. Benz, Sarasota, FL (US);
Jose A. Ors, Sarasota, FL (US);
Inventors:
Patrick H. Benz, Sarasota, FL (US);
Jose A. Ors, Sarasota, FL (US);
Assignee:
Benz Research and Development Corp., Sarasota, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 26/02 (2006.01); G02B 1/04 (2006.01); C07C 211/43 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composition comprising a polymer backbone and at least one side group, wherein the side group comprises a benzene ring-based chromophore comprising a ketone at the 1-position, a substituted or unsubstituted amino group at the 2-position, and an oxygen atom at the 3-position of the benzene ring. The chromophore is a kynurenine-based compound. Methods of making and using the composition are also provided. The composition can be used in an ophthalmic lens or device for protecting the retina by blocking UV rays and filtering violet rays.