Portable traffic warning sign

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Description

FIG. 1 is a perspective view of a portable traffic warning sign showing my new design;

FIG. 2 is a perspective view thereof showing it is in folded status;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

Claims

The ornamental design for a portable traffic warning sign, as shown and described.

Referenced Cited
U.S. Patent Documents
3773012 November 1973 Lindner et al.
3934542 January 27, 1976 May et al.
RE29566 March 7, 1978 Brudy
4403565 September 13, 1983 Bleiweiss et al.
4440104 April 3, 1984 Bleiweiss et al.
4805550 February 21, 1989 Raczkowski et al.
6718670 April 13, 2004 Wang
Patent History
Patent number: D557625
Type: Grant
Filed: Mar 19, 2007
Date of Patent: Dec 18, 2007
Inventor: Hejian Yu (Yuyao City, Zhejiang Province)
Primary Examiner: Robert M. Spear
Assistant Examiner: George D Kirschbaum
Attorney: Global IP Services
Application Number: 29/278,074
Classifications
Current U.S. Class: D10/109; D10/113