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:
Aug. 31, 2010
Filed:
Mar. 16, 2006
Applicants:
Preston Butler Kemp, Clermont-Ferrand, FR;
Benoit Foucher, Chamalieres, FR;
Inventors:
Preston Butler Kemp, Clermont-Ferrand, FR;
Benoit Foucher, Chamalieres, FR;
Assignee:
Michelin Recherche et Technique S.A., Granges-Paccot, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 11/117 (2006.01); B60C 11/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tire tread comprising a rolling surface and at least one wear indicator formed by at least one cavity which opens onto the rolling surface, wherein the geometrical shape of the trace of the cavity on the rolling surface changes as a function of the wear level of the tread and wherein the geometrical shape of said trace is an analogical expression of the tread's wear level.