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:
Jan. 19, 2021
Filed:
Aug. 11, 2017
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Kazuma Kodaka, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe, JP;
Abstract
A pneumatic tire includes a tread portion including an inboard tread region between a tire equator and an inboard tread edge, and an outboard tread region between the tire equator and an outboard tread edge. The inboard tread region is provided with a first main groove extending and a second main groove each extending continuously in the tire circumferential direction. The outboard tread region is provided with a plurality of recesses that are not in communication with other grooves. The recesses include a plurality of deep bottom recesses having depths equal to or more than 5 mm. A total of opening areas of the deep bottom recesses on a ground contact surface of the tread portion is equal to or less than 5% of a surface area of the outboard tread region that is obtained by filling up all grooves and recesses provided thereon.