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:
Jul. 21, 1992
Filed:
Jun. 01, 1990
Applicant:
Inventors:
Norman G Endter, Stow, OH (US);
Eric C Mizner, Copley, OH (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
524496 ; 1522 / ; 524495 ;
Abstract
A high structured carbon black having a relatively large particle size and a high surface activity is provided for use in the tread rubber of a pneumatic tire. Tires made using the black demonstrate improved irregular wear and roll resistance properties.