Patent ID: 9304542
Filing Date: 2016-04-05
CPC Classification: A45F,F16M,G06F

Claim Text:
1. A holder attachable to the back of a tablet computer, comprising a top portion having upper and lower surfaces; a circular bottom portion having upper and lower surfaces; and a pair of triconcave vertical support elements connecting the top portion and the bottom portion, each having inner, outer, front and back surfaces, wherein the front and back surfaces are in a plane approximately orthogonal to the plane of the inner and outer surfaces; wherein the lower surface of the top portion, the upper surface of the bottom portion and the inner surfaces of the support elements define an approximately circular aperture for insertion of a finger; wherein the front and back surfaces of each support element form a biconcave pillar with curvature sized to accommodate a finger; a tablet cover removably attached to the back of the tablet computer, having a circular opening approximately at its center; wherein the top portion and vertical support elements pass through the circular opening in the cover but the bottom portion has a diameter greater than that of the circular opening in the cover.