Patents by Inventor David Elmer Cerny

David Elmer Cerny 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).

  • Catalytic element for disinfection apparatus
    Patent number: 5958351
    Abstract: A disinfection apparatus including a container; a cap having an article-retaining means, a sealing means and a catalytic element-retaining means affixed thereto; and a catalytic element. The disinfection apparatus has particular utility in the disinfection of contact lenses with hydrogen peroxide solutions. Also disclosed are venting and sealing components, catalytic elements, molded article-retaining assemblies, and catalytic element formation methods.
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: September 28, 1999
    Assignee: CIBA Vision Corporation
    Inventors: David Elmer Cerny, Christopher John Brooks