The ornamental design for a beveragecontainer, as shown and described.
FIG. 1 is a perspective view of a beverage container showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a top view thereof; and,
FIG. 8 is a perspective view thereof, shown in use with a lid.
The beverage container is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design.
The broken lines depict portions of the beverage container and environment that form no part of the claimed design.