2-amino benzophenone UV-absorbers for ophthalmic lens materials
US8236053B1 · kind B1 · utility
11Cited by
29References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 8, 2009 |
| Grant date | Aug 7, 2012 |
| Priority date | — |
| Expiry date | Oct 9, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/043
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Ophthalmic device materials comprising 2-amino benzophenone UV-absorbing compounds are disclosed. The ophthalmic device materials are particularly useful in intraocular lenses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.