Mouthpiece

FIG. 1 is a front elevational view of a mouthpiece according to a first embodiment of the invention.

FIG. 2 is a rear elevational view of the mouthpiece of FIG. 1 .

FIG. 3 is a left side elevational plan view of the mouthpiece of FIG. 1 .

FIG. 4 is a right side elevational view of the mouthpiece of FIG. 1 .

FIG. 5 is a top plan view of the mouthpiece of FIG. 1 .

FIG. 6 is a bottom plan view of the mouthpiece of FIG. 1 .

FIG. 7 is a front perspective view of the mouthpiece of FIG. 1 .

FIG. 8 is a rear perspective view of the mouthpiece of FIG. 1 .

FIG. 9 is a front elevational view of a mouthpiece according to a second embodiment of the invention.

FIG. 10 is a rear elevational view of the mouthpiece of FIG. 9 .

FIG. 11 is a left side elevational plan view of the mouthpiece of FIG. 9 .

FIG. 12 is a right side elevational view of the mouthpiece of FIG. 9 .

FIG. 13 is a top plan view of the mouthpiece of FIG. 9 .

FIG. 14 is a bottom plan view of the mouthpiece of FIG. 9 .

FIG. 15 is a front perspective view of the mouthpiece of FIG. 9 ; and,

FIG. 16 is a rear perspective view of the mouthpiece of FIG. 9 .

The broken lines in the drawings depict portions of the mouthpiece that form no part of the claimed design; the parallel thin lines on surfaces of the mouthpiece represent only shading and do not illustrate ornamentation or decoration; and portions of the mouthpiece represented by thin greyscale lines are internal structures visible only as a result of translucency of the mouthpiece according to the second embodiment.