Process for making ophthalmic lenses
US8414804B2 · kind B2 · utility
9Cited by
32References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2006 |
| Grant date | Apr 9, 2013 |
| Priority date | — |
| Expiry date | Apr 3, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/043
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to aqueous processes for the production of silicone hydrogel contact lenses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.