Tinted contact lenses with combined limbal ring and iris patterns
US7641336B2 · kind B2 · utility
15Cited by
11References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 2004 |
| Grant date | Jan 5, 2010 |
| Priority date | — |
| Expiry date | May 12, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/046
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention provides tinted contact lenses that include a limbal ring that serves to enhance the definition of the wearer's iris resulting in the iris appearing larger to viewer's of the lens wearer. The lens also incorporates additional elements that overlie a portion of the wearer's iris. The lenses of the invention may be used as cosmetic lenses for enhancing or altering an individual's iris.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.