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						 Patent  
						   D646667  
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						 Priority  
						Apr 20 2010 
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						 Filed 
						Apr 20 2010  
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						 Issued 
						Oct 11 2011 
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						 Expiry 
						Oct 11 2025 
					   
					   						
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						 Assg.orig 
						
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						 Entity 
						unknown 
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					    9 
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					    18 
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			  The ornamental design for a portable audio converter, as shown and described. 
			  
			  
			  
			  
			 
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FIG. 1 is a front elevation view of a portable audio converter showing my new design;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a right elevation view thereof;
FIG. 4 is a left elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is an isometric view thereof.
	
	Donegain, Douglas T.
	
	
	  
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