Roger C. Dutilly 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).
Abstract: Shoe sole that promotes a natural walking gait by promoting the natural step motion of a barefoot person walking in sand. The shoe sole has is a single-shot injection molded sole that has a continuously, irregularly curved lower surface and a multi-contoured upper surface. The lower surface has a radius of curvature in the heel area that is smaller than the radius of curvature in the toe area. The upper surface has an arch support, a depression for cradling the ball of the foot, and flex zones that promote flexing of the shoe sole in the longitudinal and transverse direction.
Type:
Grant
Filed:
January 4, 2007
Date of Patent:
September 14, 2010
Inventors:
Steven Chapman, Roger C. Dutilly, Pavan Singh
Abstract: Shoe sole that promotes a natural walking gait by promoting the natural step motion of a barefoot person walking in sand. The shoe sole has is a single-shot injection molded sole that has a continuously, irregularly curved lower surface and a multi-contoured upper surface. The lower surface has a radius of curvature in the heel area that is smaller than the radius of curvature in the toe area. The upper surface has an arch support, a depression for cradling the ball of the foot, and flex zones that promote flexing of the shoe sole in the longitudinal and transverse direction.
Type:
Application
Filed:
January 4, 2007
Publication date:
July 10, 2008
Inventors:
Steve Chapman, Roger C. Dutilly, Pavan Singh
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