Patent
   D640878
Priority
Feb 16 2011
Filed
Feb 16 2011
Issued
Jul 05 2011
Expiry
Jul 05 2025
Assg.orig
Entity
unknown
21
11
n/a
The ornamental design for a wheeled step stool, as shown and described.

FIG. 1 is a perspective view of a wheeled step stool showing our new design thereof;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view from another angle.

Huang, Chia-Ling, Liu, Chun-Lung

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