Patents Represented by Attorney, Agent or Law Firm Brinks Hofer Gilso & Lione
  • UV blocking lenses and material containing benzotriazoles and benzophenones
    Patent number: 6244707
    Abstract: Contact lenses, intraocular lenses and transparent plastic with enhanced UV blocking to meet ANSI Class 1 specifications include enhanced effective amounts of two different UV absorbing compounds. One UV absorber is a benzotriazole derivative, and the other UV absorber is a benzophenone derivative. The lenses are made from a polymer that incorporates both of these UV absorbers.
    Type: Grant
    Filed: July 21, 1998
    Date of Patent: June 12, 2001
    Assignee: Wesley Jessen Corporation
    Inventor: Hermann Faubl