Pressurized or vacuum-sealed contact lens packages
AssigneeJohnson & Johnson Vision Care, Inc.
InventorsSam Jonathan Popwell, Daniel Graham Ward, Stephen Sams, William Stephen Honey
Life of this patent
Estimating the term…
Abstract
The present invention relates to improved contact lens packages and methods of use and manufacture/assembly. A contact lens package may include a cavity that houses a contact lens and packaging solution. In one aspect, an absolute pressure within the cavity may be greater than standard atmospheric pressure when the package is in an unopened state. In another aspect, an absolute pressure within the cavity may be less than standard atmospheric pressure when the package is in an unopened state.
Claims18
A contact lens package comprising:
- a cavity that houses a contact lens and packaging solution, wherein an absolute pressure within the cavity is greater than standard atmospheric pressure when the package is in an unopened state.
A method of packaging a contact lens, the method comprising:
- disposing a contact lens and packaging solution within a cavity of the package;
- creating a positive pressurize environment within the cavity such that an absolute pressure within the cavity is greater than standard atmospheric pressure;
- and
- enclosing the cavity such that the positive pressure environment is maintained within the cavity when the package is in an unopened state.
Dependencies are inferred from the claim text.