Tread portion of an automobile tire

- Bridgestone Corporation
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FIG. 1 is a front view of a tread portion of an automobile tire, it being understood that the tread pattern repeats uniformly throughout the circumference of the tire;

FIG. 2 is a perspective view there;

FIG. 3 is a left side view thereof, the right side view being identical thereof; and,

FIG. 4 is an enlarged fragmentary view showing details of the tread portion thereof.

In FIGS. 1-4, the broken lines defining the sidewall, and inner depict environmental subject matter that forms no part of the claimed design.


The ornamental design for a tread portion of an automobile tire, as shown and described.

Referenced Cited
U.S. Patent Documents
D243449 February 22, 1977 Hayakawa et al.
D261492 October 27, 1981 Remy
D280981 October 15, 1985 Ohta et al.
D485231 January 13, 2004 Nonaka
D541735 May 1, 2007 Yamaguchi
D615922 May 18, 2010 Takano
Foreign Patent Documents
632170 August 1984 JP
1153872 September 2002 JP
1154645 September 2002 JP
1322563 February 2008 JP
1338108 August 2008 JP
1338261 August 2008 JP
1373947 November 2009 JP
1374078 November 2009 JP
Patent History
Patent number: D638780
Type: Grant
Filed: May 19, 2009
Date of Patent: May 31, 2011
Assignee: Bridgestone Corporation (Tokyo)
Inventor: Yusuke Nobunaga (Tokyo)
Primary Examiner: Caron Veynar
Assistant Examiner: George D Kirschbaum
Attorney: Sughrue Mion, PLLC
Application Number: 29/337,327