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.

Date of Patent:
Apr. 25, 1989

Filed:

Jul. 31, 1986
Applicant:
Inventor:

Charles W Roberts, Akron, OH (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C / ;
U.S. Cl.
CPC ...
152523 ;
Abstract

A rubber article (A) has a design (12) outlined by a serrated portion including a plurality of ribs (22) which are separated by grooves (20). The ribs and grooves are located in a surface (10) of the article (A) and the design (12) is defined by a substantially flat ungrooved portion of the article surface. The ribs (22) extend no further outwardly than the article surface (10).


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