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:
Jul. 21, 2015
Filed:
Jul. 15, 2009
Naoya Ochi, Kodaira, JP;
Tomoaki Nemoto, Kodaira, JP;
Naoya Ochi, Kodaira, JP;
Tomoaki Nemoto, Kodaira, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
A pneumatic tire with further improved tire performance on snow and ice. A center block rowis formed to a tread portion, with second block rowsA,B formed adjacent at each side on the tire width direction outside of the center block row. Central lug groovesP,Q are formed in the center block rowso as to have mutually different inclination directions with respect to the tire width direction. End portionsP at the ground contact rear end side of the central lug groovesQ during tire forward rotation are positioned in blocksB of the second block rowB, and end portionsQ of the ground contact rear end side of the central lug groovesP are positioned in blocksA of the second block rowA.