The ornamental design for a packagingbox, as shown and described.
The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawings/photographs will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a perspective view of an embodiment of a packaging box showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear side view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.
The evenly spaced broken lines and disjointed characters in the drawings illustrate environmental subject matter, specifically the bottom surface of the packaging box and all the text and characters seen on the top and sides of the packaging box, and form no part of the claimed design. The dash-dotted lines denote the boundaries of the claim and form no part of the claimed design. The blank areas surrounded by the dash-dotted lines form no part of the claimed design.