Tinted contact lenses with crescent patterns
US8066370B2 · kind B2 · utility
1Cited by
11References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2008 |
| Grant date | Nov 29, 2011 |
| Priority date | — |
| Expiry date | Jul 2, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D11/00923
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention provides tinted contact lenses that use a crescent-shaped pattern or pattern element to enhance the lens wearer's iris.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.