Biomedical devices
US8337551B2 · kind B2 · utility
18Cited by
27References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 7, 2011 |
| Grant date | Dec 25, 2012 |
| Priority date | — |
| Expiry date | Sep 7, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2430/16
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Biomedical devices such as silicone hydrogels formed from a polymerization product of a mixture comprising (a) a siloxane-containing homopolymer which has only one thio carbonyl thio fragment of a reversible addition fragmentation chain transfer (RAFT) agent; and (b) one or more biomedical device-forming comonomers are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.