Display screen or portion thereof with a transitional graphical user interface

Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a front view showing a first image in a sequence of a first embodiment of a display screen or portion thereof with a transitional graphical user interface according to our new design;

FIG. 2 is a front view of a second image in the sequence thereof;

FIG. 3 is a front view of a third image in the sequence thereof; and

FIG. 4 is a front view of a fourth image in the sequence thereof.

FIG. 5 is a front view showing a first image in a sequence of a second embodiment of a display screen or portion thereof with a transitional graphical user interface according to our new design;

FIG. 6 is a front view of a second image in the sequence thereof;

FIG. 7 is a front view of a third image in the sequence thereof; and,

FIG. 8 is a front view of a fourth image in the sequence thereof.

The appearance of the transition is sequential from FIG. 1 through FIG. 4 in the first embodiment, and from FIG. 5 through FIG. 8 in the second embodiment. The process or period in which an image transitions to another image forms no part of the claimed design.

The broken lines illustrate the display screen or portion thereof and forms no part of the claimed design.

Claims

The ornamental design for a display screen or portion thereof with a transitional graphical user interface, as shown and described.