Patents by Inventor David Calderone

David Calderone 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).

  • Slip on athleisure shoe
    Publication number: 20070256332
    Abstract: A construction of an oxford type, lace up athleisure shoe enables the shoe to be slipped on the wearers foot and held securely on the foot without the need for lacing on the shoe. This provides the shoe with the appearance of a lace up shoe that is worn without lacing.
    Type: Application
    Filed: May 3, 2006
    Publication date: November 8, 2007
    Inventor: David Calderone