Patent ID: 9173463
Filing Date: 2015-11-03
Classification: A45C,B65B,B65D

Abstract:
1. A stack of individually separable packages for a plurality of contact lenses, each individual lens being packaged between a first surface and a second surface, wherein the first surface is provided by a first one of the individually separable packages and the second surface is provided by a second one of the individually separable packages, wherein each package comprises: a concave cup-shaped portion which accommodates a contact lens and an aqueous liquid; and a peripheral portion; the packages being stacked such that the concave cup-shaped portion of one package is partially accommodated within the concave cup-shaped portion of an adjacent package, thereby reducing dead volume in the stack, wherein adjacent members of the stack are sealed to one another by a mechanical sealing fit, and wherein the packages comprise a frangible portion which is broken or ruptured if adjacent packages are separated, such that a tamper-evident seal is provided.