Contact lenses
US7441892B2 · kind B2 · utility
73Cited by
6References
11Claims
0Family size
Inventor
Key dates
| Filing date | Oct 9, 2006 |
| Grant date | Oct 28, 2008 |
| Priority date | — |
| Expiry date | Oct 9, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/048
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An improved contact lens of the present invention, which keeps the eyes moist, avoids irritating the eyes, improves the comfort of fitting, and provides stabilization, comprises: a body with a circumference; at least one pattern located near the circumference, and a maximum width of the contact lens is less than a maximum value in such that the contact lens can avoid being restricted by eye muscles while fitting onto eyes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.