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:
Feb. 06, 1990
Filed:
Feb. 16, 1988
Applicant:
Inventor:
Rory W Fuerst, Menlo Park, CA (US);
Assignee:
Kaepa, Inc., San Antonio, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A43B / ; A43B / ; A43B / ; A43B / ;
U.S. Cl.
CPC ...
36 3 / ; 36 31 ; 36 3 / ; 36 5 / ; 36114 ; D 23 / ;
Abstract
The shoe sole (12) includes an insole (18), an outsole (16) and a midsole (20). The outsole includes openings (28, 30) at the ball of the foot and the heel of the foot and the midsole, of EVA material, is provided with cavities (46, 48) receiving polyurethane inserts (50, 52) disposed concentrically with respect to associated outsole openings. The inserts are larger in diameter than the outside openings and include a domed central portion (58) projecting through said openings.