| Patent Number |
Title Of Patent |
Date Issued |
| 7553880 |
Extended wear ophthalmic lens |
June 30, 2009 |
| An ophthalmic lens suited for extended-wear periods of at least one day on the eye without a clinically significant amount of corneal swelling and without substantial wearer discomfort. The lens has a balance of oxygen permeability and ion or water permeability, with the ion or water |
| 7538146 |
Extended wear ophthalmic lens |
May 26, 2009 |
| An ophthalmic lens suited for extended-wear periods of at least one day on the eye without a clinically significant amount of corneal swelling and without substantial wearer discomfort. The lens has a balance of oxygen permeability and ion or water permeability, with the ion or water |
| 7468398 |
Extended wear ophthalmic lens |
December 23, 2008 |
| An ophthalmic lens suited for extended-wear periods of at least one day on the eye without a clinically significant amount of corneal swelling and without substantial wearer discomfort. The lens has a balance of oxygen permeability and ion or water permeability, with the ion or water |
| 6444776 |
Organic polymers |
September 3, 2002 |
| The present invention relates to novel crosslinkable amphiphilic block copolymers of formula ##STR1##wherein the variables are as defined in the claims, a process for their preparation and their use for the manufacture of mouldings. The block copolymers of the invention are especiall |
