Patents by Inventor Gene E. Sperling

Gene E. Sperling 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).

  • Patent number: D458676
    Type: Grant
    Filed: December 12, 2000
    Date of Patent: June 11, 2002
    Assignee: FLO
    Inventors: Mark A. Berglund, Gene E. Sperling