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:
Nov. 18, 2025
Filed:
May. 06, 2021
Bridgestone Corporation, Tokyo, JP;
Yoshiki Nakata, Tokyo, JP;
Mayuko Karasawa, Tokyo, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
A tire includes a first circumferential main grooveand a second circumferential main groovein a tread surface. A resonatoris formed in an intermediate land portionpartitioned between the first circumferential main groove and the second circumferential main groove. The resonator has an auxiliary groovewhose both ends terminate within the intermediate land portion. The groove depths Dof the first and second circumferential main grooves are 50% or less of the groove widths Wof the first and second circumferential main grooves, respectively. The groove depth Dof the auxiliary groove of the resonator is 70% or more of the groove depth Dof the first circumferential main groove.