Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...
Reexamination Certificate
2005-04-12
2005-04-12
Peng, Kuo-Liang (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From silicon reactant having at least one...
C528S031000, C528S043000, C528S032000, C525S474000, C548S125000, C534S753000, C534S839000
Reexamination Certificate
active
06878792
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.
REFERENCES:
patent: 5470932 (1995-11-01), Jinkerson
patent: H01-299560 (1989-12-01), None
patent: H08-503997 (1996-04-01), None
patent: H09-187500 (1997-07-01), None
Canon-Staar Co. Inc.
Ladas & Parry LLP
Peng Kuo-Liang
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