Ophthalmic compositions comprising polyether substituted polymers
US9297928B2 · kind B2 · utility
66Cited by
18References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2004 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Feb 1, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B1/043
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to ophthalmic solutions and devices comprising at least one water soluble polymer having a molecular weight of at least about 500,000 Daltons and linear or branched polyether pendant groups having a molecular weight of at least about 300.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.