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US 11,628,998 B2Granted
Ultraviolet light inhibiting contact lens package
AssigneeJohnson & Johnson Vision Care, Inc.
InventorsThoi Ho, Oleg Grishchenko
Life of this patent
Estimating the term…
Abstract
A package for contact lenses package having an ability to block ultraviolet and high energy visible wavelengths. The package has a transmissibility of less than 20% at wavelengths between 250 nm and 475 nm, and a transmissibility equal to or greater than 10% at the light wavelengths greater than 480 nm.
Claims9
A package containing:
- a bulb with a cover adhesively attached thereto, and a contact lens contained in solution between said cover and said bulb;
- wherein the bulb of said package is comprised of a formulation having an ability to block ultraviolet and high energy visible wavelengths, said bulb having a transmissibility of less than 20% at wavelengths between 250 nm and about 470 nm, and a transmissibility equal to or greater than 80% at the light wavelengths greater than 480 nm;
- and said bulb containing as an ultraviolet blocker, Phenol, 2-(5-chloro-2H-benzotriazol-2-yl)-6-(1,1-dimethylethyl)-4-methyl.
A package for contact lenses, said package comprising:
- a bulb with a lid adhesively sealed thereon, and a contact lens held in solution between said cover and said bulb;
- and said bulb comprised of:
- polypropylene;
- 1,4-Cyclohexanedicarboxylic acid, polymer with 1,4-cyclohexanedirnethanol,2-(3-hydroxypropyl)-6-[(3-hydroxylpropyl) aniino]-1Hbenz[de]isoquinoline-1,3-(2H)-dione and 1,3-pentanediamine, 2-hydroxy-3- phenoxypropyl ester;
- Phenol, 2-(5-chloro-2H-benzotriazol-2-yl)-6-(1,1-dimethylethyl)-4-methyl;
- and N-[3,5-Bis-(2,2-dimethyl-propionylamino)-phenyl]-2,2-dimethyl-propionamide;
- and
- wherein said bulb has a transmissibility equal to or greater than 80% at light wavelengths greater than 480 nm.
5 more elements
Dependencies are inferred from the claim text.