The ornamental design for a protectivecover for a padlock, as shown and described.
FIG. 1 is a perspective view of a protective cover for a padlock showing my
new design, the broken-line disclosure of a padlock being for illustrative
purposes only and forming no part of the claimed design;
FIG. 2 is a front elevational view with the rear elevational view being a
mirror image thereof;
FIG. 3 is a left side elevational view with the right side elevational view
being a mirror image thereof;