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:
Aug. 22, 1989
Filed:
Jan. 07, 1988
Applicant:
Inventors:
Assignee:
Nippon Rubber Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A43B / ; A43B / ; A43B / ;
U.S. Cl.
CPC ...
36 45 ; 36 68 ; 36114 ; 36129 ;
Abstract
A composite rubber sheet material and a sport shoe including a composite rubber sheet material includes a sponge rubber sheet and a mesh cloth having a percentage of voids in the range of 15 to 75%. The mesh cloth is inset in one side surface of the sponge rubber sheet to a depth ranging from 5 to 75% of the thickness of the mesh cloth for enhancing the stability, durability, bendability and flexibility of the composite rubber sheet material.