The ornamental design of a disposablediaper with built in pocket, as shown and described.
FIG. 1 is a right-side elevational view of a disposable diaper with built in pocket with an open pocket;
FIG. 2 is a rear elevational view of a disposable diaper with built in pocket with a closed pocket;
FIG. 3 is a top plan view of a disposable diaper with built in pocket in open position;
FIG. 4 is a bottom plan view of a disposable diaper with built in pocket in open position with an open pocket;
FIG. 5 is a right-side elevational view of a disposable diaper with built in pocket;
FIG. 6 is a left-side elevational view of a disposable diaper with built in pocket;
FIG. 7 is a top plan view of the front side of a disposable diaper with built in pocket; and,
FIG. 8 is a rear plan view of the back side of a disposable diaper with built in pocket.
The broken line showing of a disposable diaper with built in pocket is for the purpose of illustrating environmental structure and forms no part of the claimed design.