Patents by Inventor O. Lever

O. Lever has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Topical preservative compositions
    Publication number: 20060292105
    Abstract: The use of one or more compositions of one or more preserving agents at a relatively high osmolality to disinfect contact lenses and preserve topical agents and ophthalmic lens compositions is described. Ophthalmic lens solutions containing one or more compositions of one or more preserving agents at a relatively high osmolality and methods of making and using the same are also described.
    Type: Application
    Filed: June 27, 2006
    Publication date: December 28, 2006
    Inventors: O. Lever, Erning Xia
  • Compositions for cleaning and treating surgical devices
    Publication number: 20050277562
    Abstract: Compositions and methods for cleaning surgical devices employing one or more phosphonates, one or more surfactants and one or more buffering agents in amounts effective to reduce elemental deposits on surgical devices are disclosed. Additionally, methods of making and using surgical device cleaning solutions containing one or more of the subject compositions are also disclosed.
    Type: Application
    Filed: June 14, 2004
    Publication date: December 15, 2005
    Inventors: Erning Xia, Horngyih Huang, O. Lever, Wenyan Yan