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US 7,825,170 B2Granted
Contact lenses
AssigneeJohnson & Johnson Vision Care, Inc.
InventorsRobert B. Steffen, David C. Turner, Douglas Vanderlaan
Life of this patent
Estimating the term…
Abstract
The invention provides silicone hydrogel contact lenses that exhibit reduced back surface debris and reduced incidence of superior epithelial arcurate lesions.
Claims23
A silicone-containing contact lens comprising a center stiffness of about 1 psi·mm2 or less, wherein the lens exhibits an advancing contact angle of less than about 55 degrees.
Dependencies are inferred from the claim text.