Hydrogel contact lenses and package systems and production methods for same
US7816455B2 · kind B2 · utility
16Cited by
25References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 31, 2007 |
| Grant date | Oct 19, 2010 |
| Priority date | — |
| Expiry date | Jan 31, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2585/545
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Contact lenses ready for use in an eye are provided including a contact lens body containing a hydrophilic polymeric component and a water soluble polymer component. Such contact lenses, which preferably are wet cast molded, are particularly useful as disposable or single use lenses. New contact lens packaging systems and production methods are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.