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:
Oct. 28, 2025
Filed:
Jun. 23, 2022
Bridgestone Corporation, Tokyo, JP;
Akinori Yokoyama, Tokyo, JP;
Saya Kamitabira, Tokyo, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
The tire of this disclosure is a tire comprising a plurality of circumferential main grooveson a tread surface, wherein when a pair of circumferential main grooves, located closest to tread edges on each side in the tire width direction among the plurality of circumferential main grooves, are referred to as shoulder main groovesand, at least one of the shoulder main grooves is a normal main groove configured such that a maximum groove width position in the groove depth direction is located only at a tread surface position, and at least one circumferential main groove other than the at least one shoulder main groove is a widened main groove configured such that at least one maximum groove width position in the groove depth direction is located on a groove bottom side than the tread surface position.