The ornamental design for a licenseplateframe, as shown and described.
FIG. 1 is a perspective view of a license plate frame showing my new design;
FIG. 2 is a front elevational view thereof, the rear being the same in appearance;
FIG. 3 is a left-side elevational view thereof, the right side being the same in appearance;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIGS. 6 and 7 are top plan views of a second and a third embodiment of FIG. 1, the only difference being the configuration of the text tab, it being understood that all other surfaces are the same as those of the first embodiment.
The broken lines illustrate portions of the license plate frame that form no part of the claimed design.