The ornamental design for a paintcontainer, as shown and described.
FIG. 1 is a front and top perspective view of a paint container, showing our new design;
FIG. 2 is a rear and bottom perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a right side elevation view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is an enlarged view of a portion labeled of a portion indicated with numeric9 in FIG. 1.
The broken lines in the figures illustrate portions of the paint container that form no part of the claimed design. The dash dot dash lines in FIGS. 1 and 9 are for the purpose of depicting the cut line of the enlarged view and form no part of the claim. The broken lines in the figures illustrate portions of the article that form no part of the claimed design.