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:
Nov. 06, 2012
Filed:
Jul. 28, 2010
Jennifer Lyn Ryba, Wadsworth, OH (US);
Rachel Tamar Graves, Stow, OH (US);
Matthew Jeremy List, Canton, OH (US);
Nicholas John Hill, Waterford, MI (US);
Jennifer Lyn Ryba, Wadsworth, OH (US);
Rachel Tamar Graves, Stow, OH (US);
Matthew Jeremy List, Canton, OH (US);
Nicholas John Hill, Waterford, MI (US);
The Goodyear Tire & Rubber Company, Akron, OH (US);
Abstract
A pneumatic tire having a rubber tread of a cap/base construction comprised of an outer rubber tread cap layer containing an outer running surface and an underlying rubber tread base layer, wherein said tread cap layer is comprised of a plurality of circumferential, longitudinal rubber tread cap zones of graduated physical properties, wherein said tread cap zones individually extend from said tread cap running surface radially inward to said tread base layer; wherein said tread cap zones are comprised of two primary tread cap zones and one central tread cap zone; wherein said central tread cap zone is positioned between said primary tread cap zones and spans at least 14 percent of the total running surface of the tread cap layer, wherein said primary tread cap zones are of substantially equal widths and collectively span at least 50 percent of the total running surface of the tread cap layer.