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Publication numberUSD452506 S1
Publication typeGrant
Application numberUS 29/137,286
Publication dateDec 25, 2001
Filing dateFeb 20, 2001
Priority dateFeb 20, 2001
Publication number137286, 29137286, US D452506 S1, US D452506S1, US-S1-D452506, USD452506 S1, USD452506S1
InventorsKen-Pei Hu
Original AssigneeKen-Pei Hu
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US D452506 S1
Abstract  available in
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  1. The ornamental design for trackball, as shown and described.

FIG. 1 is a perspective view of trackball showing my new design,

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; and,

FIG. 7 is a bottom plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD667410Mar 12, 2012Sep 18, 2012PsyGrafx IncorporatedTrackball
U.S. ClassificationD14/417, D14/408