The ornamental design for a plate for a body-mountable device, as shown and described.
FIG. 1 is a front perspective view of a first embodiment of a plate for a body-mountable device showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front perspective view of a second embodiment of a plate for a body-mountable device showing my new design;
FIG. 5 is a rear perspective view thereof; and,
FIG. 6 is a top plan view thereof.
The dashed broken lines in FIGS. 1-6 show unclaimed portions of the plate for a body-mountable device. The dashed-dotted broken lines in FIGS. 1-6 show unclaimed boundaries between the claim and unclaimed portions of the plate for a body-mountable device. The oblique line shading in FIGS. 1-3 shows translucent or transparent materials.