Patents by Inventor Nancy Z. Gershwin

Nancy Z. Gershwin 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: D521575
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: May 23, 2006
    Inventor: Nancy Z. Gershwin
  • Patent number: D532464
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: November 21, 2006
    Inventor: Nancy Z. Gershwin