The ornamental design for an ottoman, as shown and described.
FIG. 1 is a front perspective view of a first embodiment of our design for an ottoman;
FIG. 2 is a front elevational view thereof (the right and left sides and the rear being mirror images of the front view);
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front perspective view of a second embodiment of the design for an ottoman (the broken lines shown in the drawings are included for the purpose of illustration and form no part of the claimed design);
FIG. 6 is a top plan view thereof (the broken lines shown on the drawing are included for the purpose of illustration and form no part of the claimed design);
FIG. 7 is a front perspective view of a third embodiment of our design for an ottoman (the thick, broken lines depict varying heights, lengths and/or widths);
FIG. 8 is a front elevational view thereof (the thick, broken lines depict varying heights and/or lengths); and,
FIG. 9 is a top plan view thereof (the thick, broken lines depict varying lengths and/or widths).
The broken lines shown on the drawings are included for the purpose of illustration and form no part of the claimed design.
The thick, broken lines depict varying heights, lengths, and/or widths.