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:
Sep. 29, 2015
Filed:
Dec. 24, 2008
Pierangelo Misani, Milan, IT;
Mario Mariani, Milan, IT;
Andrea Schiavolin, Milan, IT;
PIRELLI TYRE S.P.A., Milan, IT;
Abstract
A tire for motor vehicles, having a tread band extending around a rotation axis includes an annular central portion astride an equatorial plane of the tire, two annular shoulder portions arranged on axially opposite sides with respect to the annular central portion and two annular side portions each arranged between the annular central portion and a respective annular shoulder portion, the tread band having at least one module replicated along a circumferential direction of the tire and including at least one plurality of primary grooves inclined with respect to the equatorial plane and arranged at least on the annular portions, and at least one plurality of secondary recesses arranged mainly on the annular central portion and on at least one annular side portion, wherein a substantial disappearance of the secondary recesses determines a difference in the empty/solid ratio on the annular central and side portions between a new tire and a tire that has travelled at least 2000 km greater than 1.7%.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile