Display Screen Portion with Transitional Icon

The present application is a divisional of U.S. Design application Ser. No. 29/624,066, filed Oct. 30, 2017, which is a continuation-in-part of U.S. Design application Ser. No. 29/623,844, filed on Oct. 27, 2017, the entire disclosures of which are incorporated herein by reference. The present application is also related to U.S. Design patent application Ser. No. 29/623,813, entitled Status Layer Graphical Interface; U.S. Design patent application Ser. No. 29/623,815, entitled Road Element Icon; U.S. Design Ppatent application Ser. No. 29/623,820, entitled Road Element Icon, U.S. Design patent application Ser. No. 29/623,826, entitled Graphical Interface Icon; and U.S. Design patent application Ser. No. 29/623,833, entitled Pull Over or Turning Graphical Interface, each filed on Oct. 27, 2017, the entire disclosures of which are incorporated herein by reference.

FIG. 1 is a front view of a first image of display screen portion with transitional icon according to a first embodiment of the design;

FIG. 2 is a second image thereof;

FIG. 3 is a third image thereof;

FIG. 4 is a fourth image thereof;

FIG. 5 is a fifth image thereof;

FIG. 6 is a sixth image thereof;

FIG. 7 is a front view of a first image of a display screen portion with transitional icon according to a second embodiment of the design;

FIG. 8 is a second image thereof;

FIG. 9 is a third image thereof;

FIG. 10 is a fourth image thereof;

FIG. 11 is a fifth image thereof; and,

FIG. 12 is a sixth image thereof.

The dash-dot lines indicate a boundary or perimeter of the display screen portion with transitional icon and form no part of the claimed design. In the figures, the perimeters of the portion of the underlying display screen and the graphical interface are understood to be flush.

The portions shown in a pattern or patterns of stipple illustrate areas of contrasting appearance.

The appearance of the graphical user interface transitions sequentially between FIGS. 1 - 6 in embodiment 1 , FIGS. 7 - 12 in embodiment 2, FIGS. 1 - 5 in embodiment 3, and FIGS. 7 - 11 in embodiment 4. The process or period in which one image transitions to another forms no part of the claimed design.