Method for the prevention of soilant deposits on contact lenses
US4411932A · kind A · utility
9Cited by
2References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 23, 1981 |
| Grant date | Oct 25, 1983 |
| Priority date | — |
| Expiry date | Nov 23, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2471/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention relates to polymeric alcohols and polymeric ethers including poly(ethylene glycol), polyethylene oxide and polyethylene glycol methyl ether as prophylactic agents against soilant deposits on contact lenses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.