Ultra-light aircraft

The ornamental design for an ultra-light aircraft, as shown and described.

FIG. 1 is a top perspective view of an ultra-light aircraft showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a rear elevational view thereof; and,

FIG. 4 is a side elevational view thereof.

Patent	Priority	Assignee	Title
D857802,	Jul 18 2017	Makani Technologies LLC	Energy kite wing

Patent	Priority	Assignee	Title
4116407,	Oct 01 1976		Hang glider with collapsible airfoil
4424946,	Nov 04 1980		Lightweight aircraft
4548371,	Jun 11 1982	GREAT AMERICAN AIRCRAFT CORPORATION, THE	Ultralight aircraft

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