Hydrophilic contact lens made from polysiloxanes containing hydrophilic sidechains
US4259467A · kind A · utility
279Cited by
73References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 1979 |
| Grant date | Mar 31, 1981 |
| Priority date | — |
| Expiry date | Dec 10, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/043
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A hydrolytically stable, biologically inert, transparent, hydrophilic, contact lens comprising a polysiloxane containing hydrophilic sidechains is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.