Resilient tires and wheels – Tires – resilient – Anti-skid devices
Reexamination Certificate
2005-06-21
2005-06-21
Maki, Steven D. (Department: 1733)
Resilient tires and wheels
Tires, resilient
Anti-skid devices
C152S209240, C152S209270, C152S209280
Reexamination Certificate
active
06907909
ABSTRACT:
A pneumatic tire comprises a tread portion having a plurality of slant grooves, in which each slant groove has a steeply slant groove portion and a gently slant groove portion, and the steeply slant groove portion comprises a pseudo-land part of a given shape, and can improve a drainage performance without sacrificing the other tire performances.
REFERENCES:
patent: 4690189 (1987-09-01), Bradisse et al.
patent: 5885384 (1999-03-01), Himuro
patent: 6340040 (2002-01-01), Ikeda
patent: 6343636 (2002-02-01), Hanya et al.
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patent: 10-016515 (1998-01-01), None
patent: 2000-43514 (2000-02-01), None
patent: WO 00/51831 (2000-09-01), None
Abstract for WO 2000/51831.
Bridgestone Corporation
Maki Steven D.
Sughrue & Mion, PLLC
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