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:
Oct. 12, 1976
Filed:
Nov. 25, 1975
Applicant:
Inventor:
Samuel Calderon, Akron, OH (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A43B / ;
U.S. Cl.
CPC ...
36 37 ; 36 71 ;
Abstract
A heel cushion having a resilient and compressible pad formed by a pair of surfaces which diverge to a thickness from 3/4 inches to 13/4 inches, inclusive. The resilient and compressible pad is formed of flexible and compressible material having a density in the range of 2.50 to 4.50 pounds per cubic foot, inclusive, and a compression in the range of 25 to 80 RMA, inclusive.