Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
Patent
1992-07-17
1993-05-25
Schofer, Joseph L.
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Ophthalmic lenses or blanks
G02C 704
Patent
active
052144526
ABSTRACT:
The invention relates to a hydrogel which is a copolymer of a polymerizable monomer mixture which contains
REFERENCES:
patent: 3654244 (1972-04-01), Pittman et al.
patent: 3808179 (1974-04-01), Gaylord et al.
patent: 3988274 (1976-10-01), Masuhara et al.
patent: 4130706 (1978-12-01), Plambeck, Jr. et al.
patent: 4451629 (1984-05-01), Taneka et al.
patent: 4686267 (1987-08-01), Ellis et al.
patent: 4996275 (1991-02-01), Ellis et al.
Chemical Abstract 112, 21633e (Same as U.S. Pat. No. 4,686,267 above).
Chemical Abstract 111, 78691f (same as U.S. Pat. No. 4,996,275 above).
Klaus Norbert
Kossmehl Gerhard
Rezaii-Djafari Madjid
Schafer Horst
Volkheimer Jurgen
Ciba-Geigy Corporation
Hervey William G.
McC. Roberts Edward
Sarafim N.
Schofer Joseph L.
LandOfFree
Hydrogels based on fluorine-containing and saccharide monomers does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Hydrogels based on fluorine-containing and saccharide monomers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydrogels based on fluorine-containing and saccharide monomers will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-900801