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:
Nov. 29, 2011
Filed:
Feb. 11, 2009
Applicants:
Francis Edward Levert, Knoxville, TN (US);
David Krafsur, Fort Collins, CO (US);
Inventors:
Francis Edward LeVert, Knoxville, TN (US);
David Krafsur, Fort Collins, CO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A43B 13/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
According to the principles of the first embodiment of the present invention, a midsole of a shoe comprising an integral midsole, an outer sole with transparent discs, a board last of tractable stiffness; a mechanical spring located within the midsole; and, an upper shoe body. The shoe being capable of providing line-of-sight viewing of the internally mounted contrivances for structural monitoring throughout the life of the shoe so as to improve durability, process of making comfort and acceptability.