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:
Apr. 12, 2005
Filed:
Sep. 05, 2002
Applicant:
Takashi Ichinohe, Funabashi, JP;
Inventor:
Takashi Ichinohe, Funabashi, JP;
Assignee:
Canon-Staar Co. Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G077/26 ;
U.S. Cl.
CPC ...
Abstract
The present invention provides lenses for eyes having visible light transmission properties near to those of human crystalline lenses, particularly coloring techniques effective for soft lenses for eyes. The present invention is a yellow dye capable of chemical bonding to a silicone which is a material of the intraocular lens or capable of copolymerizing with a radical polymerizable monomer which is a material of the intraocular lens.