Patents Assigned to Hachette Book Group USA, Inc.
  • Book and game board combination
    Patent number: D539843
    Type: Grant
    Filed: August 4, 2005
    Date of Patent: April 3, 2007
    Assignee: Hachette Book Group USA, Inc.
    Inventors: Elizabeth Baker, Patricia Ann Harris
  • Book and game board combination
    Patent number: D551703
    Type: Grant
    Filed: August 4, 2005
    Date of Patent: September 25, 2007
    Assignee: Hachette Book Group USA, Inc.
    Inventors: Elizabeth Baker, Patricia Ann Harris