The ornamental design for a pillowcoverguard, as shown and described.
FIG. 1 is a front/side perspective view of the pillow cover guard, with the other side being a mirror image of the side shown.
FIG. 2 is a side elevational view of FIG. 1.
FIG. 3 is a bottom plan view of FIG. 1.
FIG. 4 is a rear view of FIG. 1; and,
FIG. 5 is a rear elevational view of a second embodiment thereof, it being understood that the front perspective, left side and bottom are the same as FIGS. 1-3, the only difference being the removal of the top zipper assembly.
In the drawings, the broken line showing of the chair represents environmental structure forming no part of the claim.