Dry powder inhaler

FIG. 1 is a front view of the dry powder inhaler with mouthpiece retracted;

FIG. 2 is a right side view thereof with mouthpiece retracted;

FIG. 3 is a left side view thereof with mouthpiece retracted;

FIG. 4 is a back view thereof with mouthpiece retracted;

FIG. 5 is a top view thereof with mouthpiece retracted;

FIG. 6 is a bottom view thereof with mouthpiece retracted;

FIG. 7 is a top-back perspective view thereof with mouthpiece retracted;

FIG. 8 is a bottom-front perspective view thereof with mouthpiece retracted;

FIG. 9 is a bottom-back perspective view thereof with mouthpiece retracted;

FIG. 10 is a front view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 11 is a right side view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 12 is a left side view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 13 is a back view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 14 is a top view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 15 is a bottom view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 16 is a top-front perspective view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 17 is a top-back perspective view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 18 is a bottom-front perspective view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 19 is a bottom-back perspective view thereof with mouthpiece extended and the mouthpiece cover closed;

FIG. 20 is a front view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 21 is a right side view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 22 is a left side view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 23 is a back view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 24 is a top view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 25 is a bottom view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 26 is a top-front perspective view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 27 is a top-back perspective view thereof with mouthpiece extended and the mouthpiece cover open;

FIG. 28 is a bottom-front perspective view thereof with mouthpiece extended and the mouthpiece cover open; and,

FIG. 29 is a bottom-back perspective view thereof with mouthpiece extended and the mouthpiece cover open.

The broken lines in the drawings illustrate portions of the dry powder inhaler that form no part of the claimed design.