Display Panel with Transitional Graphical User Interface

FIG. 1 is a front view of a first image of a display panel with transitional graphical user interface showing our design;

FIG. 2 is a second image thereof;

FIG. 3 is a third image thereof; and,

FIG. 4 is a fourth image thereof.

The appearance of the graphical user interface transitions sequentially between the images shown in FIGS. 1 - 4 . The process or period in which one image transitions to another forms no part of the claimed design.

The broken lines showing a display panel illustrate portions of the article, and form no part of the claimed design.