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					| Patent    D797272 |  
					| Priority May 21 2015 |  
					| Filed May 21 2015 |  
					| Issued Sep 12 2017 |  
					| Expiry Sep 12 2032 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 30 |  
					 | 24 |  
					 | 
						  n/a |  
						 
    |  |  | 
			  
			  The ornamental design for an air purifier, as shown and described. | 
 
	
FIG. 1 is a front isometric view of an air purifier;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a right elevation view thereof;
FIG. 6 is a left elevation view thereof; and,
FIG. 7 is a top plan view thereof.
The broken lines shown in the drawings illustrate portions of the air purifier that form no part of the claimed design.
	
	Zastawny, Mathieu, Poindexter, Michael
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
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	 | ER1515, |  |  |  | 
    
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	 | ER4745, |  |  |  | 
    
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