The ornamental design for a portion of a bottle, as shown and described.
FIG. 1 is a front elevational view of a bottle depicting the new design, taken in the direction of “Arrow 1” as shown in FIG. 5;
FIG. 2 is a right side elevational view thereof, taken in the direction of “Arrow ” as shown in FIG. 5;
FIG. 3 is rear elevational view thereof, taken in the direction of “Arrow 3” as shown in FIG. 5;
FIG. 4 is a left side elevational view thereof, taken in the direction of “Arrow 4” as shown in FIG. 5; and,
FIG. 5 is a top plan view thereof.
The dash lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. The dot-dash-dot lines shown in the drawings define the boundary of the claim and form no part of the claimed design.