Patents by Inventor Douglas J Gradt

Douglas J Gradt 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).

  • User interface for a portion of a display screen
    Patent number: D571819
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: June 24, 2008
    Inventors: Sean M. Scott, Douglas J Gradt, Doug Irvine, Nimrod Hoofien, Eva Manolis, Amy Bates, Maren Marie Costa
  • User interface for a portion of a display screen
    Patent number: D571820
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: June 24, 2008
    Assignee: Amazon Technologies, Inc.
    Inventors: Sean M. Scott, Douglas J. Gradt, Doug Irvine, Nimrod Hoofien, Eva Manolis, Amy Bates
  • User interface for a portion of a display screen
    Patent number: D573602
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: July 22, 2008
    Assignee: Amazon Technologies, Inc.
    Inventors: Sean M. Scott, Douglas J Gradt, Doug Irvine, Nimrod Hoofien, Eva Manolis, Amy Bates, Maren Marie Costa
  • User interface for a portion of a display screen
    Patent number: D573603
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: July 22, 2008
    Assignee: Amazon Technologies, Inc.
    Inventors: Sean M Scott, Douglas J Gradt, Doug Irvine, Nimrod Hoofien, Eva Manolis, Amy Bates