The ornamental design for a petrecoveryvest, as shown and described.
FIG. 1 is a front perspective view of a pet recovery vest, showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines shape of a dog illustrate the claim in use and form no part of the claimed design. The broken lines immediately adiacent the shaded areas represent portions of the pet recovery vest that form no part of the claim.