Patents by Inventor David Patrick McGrath

David Patrick McGrath 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).

  • Toy piece identification marker system
    Patent number: 8881437
    Abstract: One non-limiting embodiment of the present invention includes an identification marker system including a marker base including a coupling member, wherein the coupling member is configured to couple to a toy piece, wherein the coupling member has a default closed position and the coupling member is substantially curved along its length in the closed position, wherein the coupling member has a cross section having a width dimension and a height dimension, wherein the height dimension is substantially larger than the width dimension, wherein the coupling member has an outer surface an inner surface, wherein the inner surface is opposite the outer surface.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: November 11, 2014
    Assignee: Activision Publishing, Inc.
    Inventor: David Patrick McGrath