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. 27, 1990
Filed:
Aug. 15, 1988
Applicant:
Inventors:
Henry D Swartz, Chestnut Hill, MA (US);
Martin P Birrittella, Newton, MA (US);
Assignee:
Ryka, Inc., Weymouth, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A43B / ; A43B / ;
U.S. Cl.
CPC ...
36 28 ; 36114 ;
Abstract
An athletic shoe with rebound characteristics thereof formed by a first class of hollow core spheres (32, 34, 36) of high resilience mounted in pockets (30A, 30B, 30C) of selected sole regions and a second class of hollow core spheres (38) mounted in exposed heel end pockets for visibility and affording a non-resilient absorption shoe as a whole being very lightweight with the inclusion of such hollow spheres and readily manufacturable therewith.