The ornamental design for a bracket for a staircarpet retaining rod, as shown and described.
FIG. 1 is a perspective view of a bracket for a stair carpet retaining rod
showing my new design with the broken line showing of a retaining rod
being for illustrative purposes only and forming no part of the claimed
design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevation view thereof with the opposite end being a
mirror image thereof; and,
FIG. 4 is a top plan view thereof.
The rear and bottom views of the claimed design are planar and unornamented
.