Pressure relief system for footwear

Patent Number: 9386820

Patent Date: 2016-07-12

Patent type: utility

Systems and methods are described for a shoe sole for relieving pressure from a wearer's metatarsal heads. In one aspect, a shoe sole comprises a shoe outer sole comprising a shaft region, a ball region, and a toe region. The shaft region underlies metatarsal shafts of the wearer and comprises a first lower surface, the ball region underlies metatarsal heads of the wearer and comprises a second lower surface, and the toe region underlies phalanges of the wearer and comprises a third lower surface. The second lower surface is raised relative to the first lower surface and the third lower surface.

Inventors

First Name Last Name City State Country
Roy Herman Lidtke - - -
Brian O'Reilly - - -

IPCs

Section Class Sub Class Group Sub Group
A 43 B 7 14
A 43 B 13 12
A 43 B 13 14

Assignee

Organization First Name Last Name City State Country
Rikco International, LLC - - - - -