Tread portion of an automobile tire
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The portion of the article shown in broken lines is for illustrative purpose only and forms no part of the claimed design.
Claims
The ornamental design for a tread portion of an automobile tire, as shown and described.
Type: Grant
Filed: Feb 28, 2006
Date of Patent: Dec 4, 2007
Assignee: Bridgestone Corporation (Tokyo)
Inventor: Mie Nonaka (Chuo-ku)
Primary Examiner: Robert M. Spear
Assistant Examiner: George D Kirschbaum
Attorney: Sughrue Mion, PLLC
Application Number: 29/254,695