The ornamental design for a ballpointpendeskset, as shown and described.
FIG. 1 is a front elevational view of a ball point pen desk set showing my
new design, all other sides being identical thereto;
FIG. 2 is a front elevational view of the ball point pen with the base
member removed for convenience of illustration, all other sides being
identical thereto;
FIG. 3 is a front elevational view of the base member with the ball point
pen removed for convenience of illustration, all other sides being
identical thereto;