Contact lens with PVA cover layer

Details Contact lens with PVA cover layer Contact lens with PVA cover layer

2005-05-10

2005-05-10

Sugarman, Scott J. (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

C351S166000

Reexamination Certificate

active

06890075

ABSTRACT:
A contact lens having a cover layer of polyvinyl alcohol and an opaque simulated iris pattern and an associated method of manufacture. The opaque simulated iris pattern obscures the underlying natural iris for superior color transformation, and provides enhanced cosmetic effect.

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patent: 0 357 062 (1994-05-01), None
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patent: 0 484 045 (1996-02-01), None
patent: WO 9106886 (1991-05-01), None
patent: WO 0014590 (2000-03-01), None

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