Resilient tires and wheels – Tires – resilient – Anti-skid devices
Reexamination Certificate
2011-04-12
2011-04-12
Maki, Steven D (Department: 1747)
Resilient tires and wheels
Tires, resilient
Anti-skid devices
C152S209190, C152S902000, C152SDIG010
Reexamination Certificate
active
07921891
ABSTRACT:
In a pneumatic tire for traveling on an off road, including a tread pattern in which a plurality of blocks are formed by at least three vertical grooves extending along a tire circumferential direction and a lateral groove intersecting the vertical grooves, each of the lateral groove arranged among the three vertical grooves and the vertical groove arranged in a middest portion has a groove wall surface forming a step portion, and a projecting stripe continuing approximately at an identical height is provided at a whole of each groove bottom thereof.
REFERENCES:
patent: 3707177 (1972-12-01), Boileau
patent: 5456301 (1995-10-01), Wise
patent: 5957180 (1999-09-01), Kuramochi et al.
patent: 6401774 (2002-06-01), Rooney
patent: 6866076 (2005-03-01), Ohsawa
patent: 2008/0041509 (2008-02-01), Shimizu
patent: 1712252 (2005-12-01), None
patent: 06-328911 (1994-11-01), None
patent: 10-35224 (1998-02-01), None
patent: 2000-43513 (2000-02-01), None
patent: 2005-067246 (2005-03-01), None
patent: 2006-213175 (2006-08-01), None
Machine translation for Japan 06-328911 (no date).
Machine translation for Japan 2005-067246 (no date).
Fish & Richardson P.C.
Maki Steven D
Toyo Tire & Rubber Co., Ltd.
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