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					| Patent    D952771 |  
					| Priority Sep 22 2020 |  
					| Filed Sep 27 2020 |  
					| Issued May 24 2022 |  
					| Expiry May 24 2037 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 10 |  
					 | 17 |  
					 | 
						  n/a |  
						 
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			  The ornamental design for a dumbbell, as shown and described. | 
 
	
FIG. 1 is a perspective view of a dumbbell showing my new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is is an exploded view thereof.
The broken lines shown in the drawings are for the purpose of illustrating portions of dumbbell, which form no part of the claimed design.
	
	Lu, Huahua
	
	
	  
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