The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 2009
Filed:
Aug. 19, 2002
Applicants:
Dietmar Wolter, Hoisdorf, DE;
Fabian Wolter, Hoisdorf, DE;
Inventors:
Dietmar Wolter, Hoisdorf, DE;
Fabian Wolter, Hoisdorf, DE;
Assignee:
Dietmar Wolter, Hoisdorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 5/00 (2006.01); A43B 13/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
According to the invention, a shoe having at least one base spring element, which is arranged between appendages at a heel zone of the shoe and at a shaft zone taking support at the front edge of the shin bone and which stretches in the course of an ambulation phase, characterized in that a tensioning assembly moves the appendage of the base spring element at the heel zone away from the appendage at the shaft zone upon planting of the shoe, for stretching of the base spring element.