Contact lens dispenser
US11267643B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 9, 2020 |
| Grant date | Mar 8, 2022 |
| Priority date | — |
| Expiry date | Mar 27, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C13/008
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Contact lens dispensers are provided including a pens dispenser having an interior and a dispensing end. A delivery screw is provided in the interior of the tubular housing. The delivery screw has a thread pitch and a plurality of contact lenses, one contact lens per pitch. Upon actuation of an actuator, each contact lens moves along the thread by a distance of one pitch and a single contact lens is dispensed from the dispensing end of the tubular housing. A case and disposable foil contact lens cartridge are also provided as a re a case and disposable contact lens foil spool, wherein actuation of push-buttons dispense contact lenses ready for immediate application onto an eye.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.