Baseball Patents (Class D21/356)
  • Team instructional bulletin board
    Patent number: D596236
    Type: Grant
    Filed: October 13, 2006
    Date of Patent: July 14, 2009
    Assignee: Sports Edge, LLC
    Inventor: Daniel J. Hackes
  • Blanket
    Patent number: D614900
    Type: Grant
    Filed: July 24, 2008
    Date of Patent: May 4, 2010
    Inventor: Rebecca Stokes
  • Game apparatus
    Patent number: D423601
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: April 25, 2000
    Assignee: Hasbro, Inc.
    Inventors: Daniel H. Seifert, Karl R. Meyer