Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 9, 2010
Patent Application Number
11584049
Date Filed
October 20, 2006
Patent Primary Examiner
Patent abstract
A shoe for sports that includes a shoe upper portion that is adapted to cover a user's foot, a ground friction device that is adapted to increase friction on a ground and an outer sole that is adapted to surround the user's foot together with the shoe upper portion. The outer sole includes one or more through holes, a top surface that supports the user's foot and a bottom surface. The ground friction device is assembled to the outer sole by being inserted into the through holes. The through hole includes a hole threaded portion, a lower end that is adjacent to the bottom surface of the outer sole and an upper end that is adjacent to the top surface of the outer sole.
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