Patent ID: 9717620
Date: 2017-08-01
CPC Classifications: A43B,A61F

Claim:
1. Footwear to be worn on a human foot, comprising a footwear body having: a ground contact surface; and a substantially-flat foot contact surface opposite to the ground contact surface and adapted to support the human foot entirely from toes to a heel, the foot contact surface comprising: an arch-shaped support, raised above the foot contact surface, adapted to contact and support an area between a thenar eminence and a hypothenar eminence of the human foot when the footwear is worn on the human foot, a cross-section of the supporting portion along a width direction of the foot contact surface, having an arch-shape even when no human foot is placed on the foot contact surface; and notches located on both sides of the arch-shaped support, respectively, and adapted to be located immediately below the thenar eminence and the hypothenar eminence of the human foot, respectively, when the footwear is worn on the human foot, each notch having an opening in the foot contact surface and a bottom surface located below the foot contact surface, wherein the foot contact surface adapted to contact, and provide support to, at least the area between the thenar eminence and the hypothenar eminence, the toes, and heel of the human foot, while providing no support to the thenar eminence and the hypothenar eminence of the human foot, when the footwear is worn on the human foot.