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 throughtout 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 elevational view thereof.

The dark stippled surface shading represents the recessed portion of the tread grooves, having a depth as best shown in FIG. 2; the broken lines defining the tire sidewall and inner bead are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for a tire tread, as shown and described.

Referenced Cited
U.S. Patent Documents
D278524 April 23, 1985 Molnar et al.
D309590 July 31, 1990 Nakatani
D312232 November 20, 1990 Wallet et al.
D312603 December 4, 1990 Yarborough
D344698 March 1, 1994 Shinohara et al.
D344704 March 1, 1994 Himuro et al.
D362211 September 12, 1995 Lassan et al.
D370445 June 4, 1996 Wakamatsu et al.
D372008 July 23, 1996 Van Der Meer
D389788 January 27, 1998 Galante et al.
D390516 February 10, 1998 Lassan et al.
D394030 May 5, 1998 Lassan et al.
D394031 May 5, 1998 Galante et al.
D399800 October 20, 1998 Himuro et al.
D421416 March 7, 2000 Edwards et al.
Other references
  • BFGoodrich Momenta S/E Tire, 1999 Tread Design Guide, Jan. 1999, p. 35. 1/3.*
  • Sigma PR812 Tire, Tread Design Guide, Jan. 1999, p. 66. 3/1.*
  • Woosung YP-771 Tire, 1999 Tread Design Guide, Jan. 1999, p. 77. 2/4.*
  • Gillette Kodiak Radial A/S Tire, 1999 Tread Design Guide, Jan. 1999, p. 95. 4/1.
Patent History
Patent number: D450636
Type: Grant
Filed: Jun 15, 2000
Date of Patent: Nov 20, 2001
Assignee: Bridgestone/Firestone Research, Inc. (Akron, OH)
Inventors: William B. Allison (Cuyahoga Falls, OH), John J. Regallis (Akron, OH)
Primary Examiner: Robert M. Spear
Attorney, Agent or Law Firms: Thomas R. Kingsbury, Michael Sand, John H. Hornickel
Application Number: 29/124,995
Classifications
Current U.S. Class: D12/147
International Classification: 1215;