The ornamental design for a bottleportion, as shown and described.
FIG. 1 is a perspective view of a bottle portion showing a new design;
FIG. 2 is a front elevational view of the bottle portion depicted in FIG.
1, the opposite rear elevational view being identical; and,
FIG. 3 is a side elevational view of the bottle portion depicted in FIG. 2,
representing a partial rotation of the bottle portion about its vertical
center axis from the front elevational view depicted in FIG. 2, the
opposite side elevational view being identical.
The broken line environmental showing is for illustrative purposes only and
does not form part of the claimed design.