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.

Date of Patent:
May. 12, 2015

Filed:

Sep. 11, 2008
Applicants:

Charles Joseph Ashton, Cuyahoga Falls, OH (US);

Mark Leonard Bonko, Uniontiwn, OH (US);

Robert Edgar Boore, Uniontown, OH (US);

Michael Howard Curtis, Stow, OH (US);

Max Harold Dixon, Kent, OH (US);

Joshua Randall Elsass, Wadsworth, OH (US);

John David Renner, Uniontown, OH (US);

Inventors:

Charles Joseph Ashton, Cuyahoga Falls, OH (US);

Mark Leonard Bonko, Uniontiwn, OH (US);

Robert Edgar Boore, Uniontown, OH (US);

Michael Howard Curtis, Stow, OH (US);

Max Harold Dixon, Kent, OH (US);

Joshua Randall Elsass, Wadsworth, OH (US);

John David Renner, Uniontown, OH (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C 11/11 (2006.01); B60C 11/03 (2006.01);
U.S. Cl.
CPC ...
B60C 11/11 (2013.01); B60C 2011/0346 (2013.04); B60C 2011/0337 (2013.04); B60C 11/0311 (2013.04); B60C 11/0332 (2013.04); B60C 2200/14 (2013.04);
Abstract

A tire has a circumferential tread, the tread including shoulder tread regions configured for off-road performance separated by and interlocking with a center tread region configured for on-road performance. The shoulder tread regions are defined by a repeating pattern of two or more distinct shoulder tread elements and the center tread region is defined by a repeating pattern of two or more distinct center tread elements. The shoulder tread elements each have a ground contacting surface area greater than a ground contacting surface area of the center tread elements. The center tread elements extend at a relatively greater angle of inclination with respect to an equatorial centerplane of the tire and the shoulder tread elements extend at a relatively lesser angle of inclination with respect to the centerplane. The center tread elements and the shoulder tread elements are irregular and asymmetrical about a longitudinal central axis and a transverse central axis and, together, total five or more (three in the center tread region and two in the shoulder tread region) tread blocks of mutually distinctive geometric shape.


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