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. 25, 2012
Filed:
Jan. 03, 2011
Akihiro Nishimura, Kobe, JP;
Akihiro Nishimura, Kobe, JP;
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Abstract
An object of the present invention is to provide a rubber composition for a tire, which can achieve well-balanced improvement in fuel economy, abrasion resistance, and performance on ice and snow, and a studless tire for a passenger vehicle using the rubber composition. The present invention relates to a rubber composition for a tire, including a rubber component and silica, wherein the rubber component contains a modified natural rubber with a phosphorus content of 200 ppm or less, and butadiene rubber, and the silica has a CTAB specific surface area of 180 m/g or more and a BET specific surface area of 185 m/g or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile