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:
Sep. 15, 2015
Filed:
Jun. 15, 2009
Applicants:
Ryoji Kojima, Kobe, JP;
Takayuki Hattori, Kobe, JP;
Naohiko Kikuchi, Kobe, JP;
Inventors:
Assignee:
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 11/00 (2006.01); B60C 1/00 (2006.01); B60C 11/03 (2006.01); C08K 5/09 (2006.01); C08K 5/20 (2006.01); C08L 7/00 (2006.01); C08K 5/548 (2006.01);
U.S. Cl.
CPC ...
B60C 1/0016 (2013.04); B60C 11/0332 (2013.04); C08K 5/09 (2013.01); C08K 5/20 (2013.01); C08L 7/00 (2013.01); B60C 2011/0025 (2013.04); C08K 5/548 (2013.01);
Abstract
The present invention has its object to provide a high performance studless tire, which has both good braking force and high handling stability on ice or snow, at higher productivity and at a lower price for customers. The studless tire comprises a tread made of a rubber composition that contains 0.5 to 5.0 parts by mass of a fatty acid and/or a derivative of the fatty acid per 100 parts by mass of a rubber component.