Tire tread

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Description

FIG. 1 is a side perspective view of a tire tread showing our new design, it being understood that the tread pattern is repeated throughout the circumference of the tire tread, the opposite side being the same as that shown;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view of the right side thereof, the opposite side being identical thereto; and,

FIG. 4 is an enlarged fragmentary front perspective view thereof.

The broken lines defining the tire sidewall and inner bead and the peripheral boundary between the tire tread and sidewall are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D287841 January 20, 1987 Ono
D339775 September 28, 1993 Himuro et al.
D354467 January 17, 1995 Wallet et al.
D373338 September 3, 1996 Attinello et al.
D379448 May 27, 1997 Graas et al.
D379791 June 10, 1997 Heinen et al.
D384615 October 7, 1997 Lim et al.
D390819 February 17, 1998 Blankenship et al.
D394623 May 26, 1998 Carpino et al.
D395415 June 23, 1998 Graas
D397652 September 1, 1998 Le et al.
Foreign Patent Documents
0 681 929 B1 May 1998 EPX
1019 DEX
817126 May 1991 JPX
WO 97/27070 July 1997 WOX
Patent History
Patent number: D420626
Type: Grant
Filed: Jan 29, 1999
Date of Patent: Feb 15, 2000
Assignee: Bridgestone/Firestone Research, Inc. (Akron, OH)
Inventors: William B. Allison (Cuyahoga Falls, OH), John J. Regallis (Akron, OH)
Primary Examiner: Robert M. Spear
Attorneys: John M. Vasuta, Michael Sand
Application Number: 0/99,970
Classifications
Current U.S. Class: D12/146
International Classification: 1215;