Pet Stair

FIG. 1 is a top perspective view of a pet stair, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is an enlarged front view with equal scale thereof;

FIG. 4 is an enlarged rear view with equal scale thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a front perspective view showing the pet stair in a split state.

The broken lines in the drawings illustrate the portions of the pet stair, which form no part of the claimed design.

The support component of the pet stair is shown with a symbolic break in length. The appearance of any portion of the article between the break lines forms no part of the claimed design.