Resilient tires and wheels – Tires – resilient – Anti-skid devices
Reexamination Certificate
2006-01-31
2006-01-31
Maki, Steven D. (Department: 1733)
Resilient tires and wheels
Tires, resilient
Anti-skid devices
C152S209160, C152S523000
Reexamination Certificate
active
06991015
ABSTRACT:
A pneumatic tire having a non-symmetric pattern in which a land ratio Lo of an outer tread surface portion To facing towards the outside of a vehicle from a tire equator C is set to be larger than a Land ratio Li of an inner tread surface pattern Ti facing towards the inside of the vehicle from the tire equator C; and concave grooves9extending substantially in a circumferential direction of the tire, formed in an outer tire side region Yo that is located between a grounding end Eo of the outer tread surface portion To and the maximum width position M of the tire facing towards the outside of the vehicle.
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Birch & Stewart Kolasch & Birch, LLP
Maki Steven D.
Sumitomo Rubber Industries Ltd.
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