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The ornamental design for an extendable door lock assembly, as shown and described. |
FIG. 1 is a front elevational view of the extendable door lock assembly illustrating my design.
FIG. 2 is rear elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a top plan view thereof with an associated closed door shown in a dotted line configuration; and,
FIG. 6 is a bottom plan view thereof.
The broken line disclosure of the closed door is shown for illustrative purposes only and forms no part of the claimed design.
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