FIG. 1 is a perspective view of pen showing my new design;
FIG. 2 is a top plan view of the pen of FIG. 1;
FIG. 3 is a side elevation view of the pen of FIG. 1;
FIG. 4 is bottom plan view of the pen of FIG. 1;
FIG. 5 is a front elevation view of the pen of FIG. 1;
FIG. 6 is a rear elevation view of the pen of FIG. 1;
FIG. 7 is a perspective view of an alternate embodiment of a pen;
FIG. 8 is a top plan view of the pen of FIG. 7;
FIG. 9 is a side elevation view of the pen of FIG. 7;
FIG. 10 is a bottom plan view of the pen of FIG. 7;
FIG. 11 is a front elevation view of the pen of FIG. 7; and,
FIG. 12 is a rear elevation view of the pen of FIG. 7.