The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 08, 2015
Filed:
Mar. 14, 2013
Johnson & Johnson Vision Care, Inc., Jacksonville, FL (US);
Azaam Alli, Jacksonville, FL (US);
James D. Ford, Orange Park, FL (US);
Douglas G. Vanderlaan, Jacksonville, FL (US);
Scott L. Joslin, Ponte Vedra Beach, FL (US);
Shivkumar Mahadevan, Orange Park, FL (US);
Thomas L. Maggio, Jacksonville, FL (US);
Ranganath Raja, Jacksonville, FL (US);
Sharmila Muthukrishnan, Chennai, IN;
C. Surendran, The Nilgris, IN;
R. Sridharan, Chennai, IN;
Johnson & Johnson Vision Care, Inc., Jacksonville, FL (US);
Abstract
The present invention relates to ionic silicone hydrogel contact lenses which comprise at least one pharmaceutical or nutriceutical component and are formed from reaction mixtures comprising a mixture of slow-reacting hydrophilic monomers, including at least one slow-reacting ionic monomer, at least one silicone-containing component and at least one hydroxyl-containing component, wherein the ratio of the slow-reacting hydrophilic component half lives to the silicone-containing component half life is at least 2.