FIG. 1 is a perspective view of a pump dispenser showing the 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 elevational view thereof;
FIG. 7 is a bottom elevational view thereof;
FIG. 8 is a rear perspective view thereof; and,
FIG. 9 is a bottom perspective view thereof.
The broken lines in the drawing depict environmental subject matter only and form no part of the claimed design.