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. 05, 2026
Filed:
Sep. 23, 2021
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Hideki Nagasawa, Kanagawa, JP;
The Yokohama Rubber Co., LTD., Tokyo, JP;
Abstract
A tire, in which a groove width that opens to a road contact surface of a tread portion is greater than 1.0 mm and 4.0 mm or less, includes: one or more circumferential narrow grooves extending in a tire circumferential direction; and a plurality of sipes communicating with the circumferential narrow groove. The circumferential narrow groove includes: a widened portion provided in a region in which a groove depth from the surface of the tread portion is 30% or more of a maximum groove depth and having a widened groove width; and a plurality of notch portions provided at intervals in the tire circumferential direction to bulge toward one side in a tire width direction to communicate from the surface of the tread portion to the widened portion. The sipes are connected to the notch portions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile