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:
May. 04, 1993
Filed:
Jun. 11, 1991
Applicant:
Inventors:
Paul Stephens, Halesowen, GB;
Andrew Chanse, Atherstone, GB;
Assignee:
Sumitomo Rubber Industries Limited, Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
523436 ; 524495 ; 524496 ;
Abstract
A tire tread compound, particularly useful for truck tires, comprises a base polymer of natural or synthetic rubber, a filler at least 50% of which is carbon black and between 2 and 10 parts of epoxy resin per hundred parts of polymer.