The ornamental design for a cuvette, as shown and described.
FIG. 1 is a top front perspective view of the cuvette according to the present disclosure.
FIG. 2 is a top rear perspective view of the cuvette according to the present disclosure.
FIG. 3 is a bottom front perspective view of the cuvette according to the present disclosure.
FIG. 4 is a bottom rear perspective view of the cuvette according to the present disclosure.
FIG. 5 is a front elevational view of the cuvette according to the present disclosure.
FIG. 6 is a rear elevational view of the cuvette according to the present disclosure.
FIG. 7 is a top plan view of the cuvette according to the present disclosure.
FIG. 8 is a bottom plan view of the cuvette according to the present disclosure; and,
FIG. 9 is a side elevational view of the cuvette according to the present disclosure, the opposite side view being a mirror image.
The broken lines immediately adjacent the claimed areas represent the bounds of the claim, and all other broken lines are included for the purpose of illustrating the unclaimed portions of the cuvette. None of the broken lines form a part of the claimed design.