The ornamental design for a combined lowerportion of a cap and upper portion of a bottle and the resultinginterface, as shown and described.
FIG. 1 is a right front perspective view of a combined lower portion of a
cap and upper portion of a bottle and the resulting interface showing my
new design;
FIG. 2 is a front elevational view thereof, the rear elevational view being
identical; and,
FIG. 3 is a right side elevational view thereof, the left side being
identical.
The top and bottom plan views are not shown because they are devoid of
ornamentation.
The broken lines shown of the bottle and cap are for illustraive purposes
only and form no part of the claimed design.