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:
Aug. 29, 2017
Filed:
Aug. 27, 2015
Sumitomo Rubber Industries, Ltd., Kobe-shi, Hyogo, JP;
Masako Nakatani, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe-Shi, Hyogo, JP;
Abstract
Tire having improved wet grip performance and improved resistance to breaking or chipping along with good fuel economy. The tire includes a tire component (preferably, a tire tread) formed of a vulcanized rubber composition. The vulcanized rubber composition is obtained by vulcanizing a specific unvulcanized rubber composition. The unvulcanized rubber composition comprises (a) a rubber component composed of natural rubber, polybutadiene rubber, and two different types of styrene-butadiene rubber, (b) a filler that includes silica, and (c) a silane coupling agent that incorporates a —C(═O)—S— moiety.