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:
Jun. 02, 2026
Filed:
Nov. 20, 2024
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Hana Hisajima, Kobe, JP;
Suguru Izumo, Kobe, JP;
Shuji Kagimoto, Kobe, JP;
Satsuki Fujise, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe, JP;
Abstract
A tireincludes a treadformed from a rubber composition containing: a rubber component including a styrene butadiene rubber; and a filler including silica. The treadhas a plurality of circumferential main grooves. The plurality of circumferential main groovesdefine a pair of crown land portionin the tread. Each crown land portionhas a crown narrow groove. Each crown narrow land portiondefined by the crown narrow groovehas a crown sipe. An amount CSB of the styrene butadiene rubber, an amount BS of the silica, a groove depth DGs of the crown sipe, and a groove depth DGg of the crown narrow groovesatisfy the following relational expression.