The ornamental design for the padded underbelt for utility belt, as shown and described.
FIG. 1 is a perspective view of my new design for a padded underbelt for utility belt in which its front velcro-type fastener is fastened for wearing around the waist;
FIG. 2 is a front elevation view of the article shown in FIG. 1;
FIG. 3 is a rear elevation view of the article shown in FIG. 1;
FIG. 4 is a left side view of the article shown in FIG. 1;
FIG. 5 is a right side view of the article shown in FIG. 1;
FIG. 6 is a top view of the article shown in FIG. 1; and
FIG. 7 is a rear elevation view of the article with the fastener unfastened;
FIG. 8 is a front elevation view of the article with the fastener unfastened; and,
FIG. 9 is a perspective view showing the article worn around the waist of a user (in phantom line).
The broken line showing of environment in the drawings is included for the purpose of illustrating only and forms no part of the claimed design.