The ornamental design for a portableterminal, as shown and described.
FIG. 1 is a front perspective view of a portable terminal showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is an enlarged view of the encircled portion A as shown in FIG. 2.
The broken lines shown in the drawings represent portions of the portable terminal that form no part of the claimed design. The dot-dash broken lines encircling portions of the claimed design that are illustrated in enlargements for no part of the claimed design.
The shade lines in the figures show contour and not surface ornamentation.