The ornamental design for a pipettetip, as shown and described.
FIG. 1 is a perspective view of a pipette tip of the present invention;
FIG. 2 is a front elevation view thereof, the back, right, and left elevations are identical to the front elevation;
FIG. 3 is an enlarged bottom view thereof;
FIG. 4 is an enlarged top view thereof;
FIG. 5 is an enlarged perspective view of area 5 shown in FIG. 1; and,
FIG. 6 is an enlarged front elevation view of area 6 shown in FIG. 2.
The dashed lines, the areas within them, and the areas bounded by dashed lines and solid lines depict portions of the pipette tip that form no part of the claimed design.
The dot-dot-dash lines depict the boundaries of the enlarged views that form no part of the claimed design.