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					| Patent    D676967 |  
					| Priority Mar 31 2011 |  
					| Filed Sep 29 2011 |  
					| Issued Feb 26 2013 |  
					| Expiry Feb 26 2027 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 11 |  
					 | 11 |  
					 | 
						  n/a |  
						 
    |  |  | 
			  
			  The ornamental design for a hearing aid, as shown and described. | 
 
	
FIG. 1 is a side view of a hearing aid of my design;
FIG. 2 is another side view of the hearing aid of my design;
FIG. 3 is a perspective view of the hearing aid of my design;
FIG. 4 is another perspective view of the hearing aid of my design;
FIG. 5 is another perspective view of the hearing aid of my design;
FIG. 6 is another perspective view of the hearing aid of my design; and,
FIG. 7 is another perspective view of the hearing aid of my design.
	
	Meinertz, Philip
	
	
	  
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