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:
Mar. 15, 1988
Filed:
Dec. 19, 1986
Applicant:
Inventors:
Assignee:
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B60C / ;
U.S. Cl.
CPC ...
1522 / ; 1522 / ;
Abstract
A pneumatic radial tire having a block pattern asymmetric about the right and left portions on the ground-contacting portion of the tire which has a specific area ratio of grooves and a specific angle of subgrooves on the ground-contacting portion of the tire.
Yamashita, Takashi. (1988). Asymetric pneumatic radial tire tread for passenger car (U.S. Patent No. 4730654). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4730654
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile