Contact lens with shadow effect
US8240848B2 · kind B2 · utility
0Cited by
8References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 4, 2010 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Oct 2, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/046
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A contact lens with a central portion, an iris portion, and a peripheral portion disposed about the iris portion; wherein the iris portion contains an arcuate colored or tinted portion that provides a shadow effect; the peripheral portion can be colored white and can have a pattern that graduates to transparent towards the outer diameter of the lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.