Tire tread
Latest Bridgestone/Firestone Research, Inc. Patents:
FIG. 1 is a side perspective view of a tire tread showing my 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 perspective view thereof.
The dark stippled surface shading represents the recessed portion of the tread grooves, having a depth as best shown in FIGS. 2 and 4; 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.
Claims
The ornamental design for a tire tread, as shown and described.
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- Co-op Grip Spur Tire, 1998 Tread Design Guide, p. 85. 4/1, Feb. 1998.*
- Federal High-Traction 171 Tire, 1998 Tread Design Guide, p. 93. 4/3, Feb. 1998.*
- Michelin X Type F Tire, 1998 Tread Design Guide, p. 179. 1/4, Feb. 1998.*
- Double Coin RM 6 Tire, 1999 Tread Design Guide, p. 134. 1/4, Jan. 1999.*
- Alliance High Flotation 1-221 Special Flotation Tire, 1999 Tread Design Guide, p. 183. 4/5, Jan. 1999.*
- Barum Implement Tire, 1999 Tread Design Guide, p. 185. 1/2, Jan. 1999.
Type: Grant
Filed: Aug 28, 2000
Date of Patent: Jul 31, 2001
Assignee: Bridgestone/Firestone Research, Inc. (Akron, OH)
Inventor: William B. Allison (Cuyahoga Falls, OH)
Primary Examiner: Robert M. Spear
Attorney, Agent or Law Firms: Thomas R. Kingsbury, Michael Sand, John H. Hornickel
Application Number: 29/128,599
International Classification: 1215;
