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. 11, 2025
Filed:
Jan. 12, 2023
Bridgestone Corporation, Tokyo, JP;
Shintaro Hayashi, Tokyo, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
First and second groove wallsandof a meandering main groovehave an upper and lower groove wall portion, respectively. The first groove wallhas the lower groove wall-top edgeextending in a wavy line along the tire circumferential direction in order that a minimum groove wall angle portion and a maximum groove wall angle portion appear alternately. In the first groove wall, the minimum groove wall angle portion and a wide groove section, and the maximum groove wall angle portion and a narrow groove section, respectively, are located at the same position in the tire circumferential direction. The upper groove wall-top edgeof the first groove wallextends in a straight line, a wavy line or a zigzag line with an amplitude smaller than an amplitude of the lower groove wall-top edgeof the first groove wall