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						 Patent  
						   D576538  
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						 Priority  
						Jan 04 2007 
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						 Filed 
						Jan 04 2007  
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						 Issued 
						Sep 09 2008 
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						 Expiry 
						Sep 09 2022 
					   
					   						
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						 Assg.orig 
						
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						 Entity 
						unknown 
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					    11 
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			  The ornamental design for a propeller, as shown and described.   
			  
			  
			  
			  
			 
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This application is related to the following application, of the inventor, filed on even date herewith:
Application Ser. No. 29/270,788, entitled “propeller” now U.S. Pat. No. D562,215.
FIG. 1 is a perspective view of a propeller;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a side view thereof; and,
FIG. 5 is a side view thereof.
The broken line showing of a hub is included for the purpose of illustrating environmental structure and forms no part of the claimed design.
	
	Schulze, Reinhard
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | D662521,  | 
	 Apr 09 2010 | 
	 Alcan International Limited | 
	 Mixing rotor | 
	 
    
	 | D677611,  | 
	 Jul 15 2011 | 
	 Torqeedo GmbH | 
	 Propeller | 
	 
    
	 | D677612,  | 
	 Jul 15 2011 | 
	 Torqeedo GmbH | 
	 Propeller | 
	 
    
	 | D725251,  | 
	 Aug 05 2013 | 
	 Mitsubishi Electric Corporation | 
	 Propeller fan | 
	 
    
	 | D725252,  | 
	 Aug 05 2013 | 
	 Mitsubishi Electronic Corporation | 
	 Propeller fan | 
	 
    
	 | D787035,  | 
	 Aug 11 2014 | 
	 Mitsubishi Electric Corporation | 
	 Propeller fan | 
	 
    
	 | D819099,  | 
	 Feb 05 2016 | 
	 SULZER MANAGEMENT AG | 
	 Impeller for an agitator or mixer | 
	 
    
	 | D864837,  | 
	 Aug 22 2018 | 
	 NORTH AMERICAN AEROSPACE CORPORATION | 
	 Elliptical propeller | 
	 
    
	 | D893393,  | 
	 Aug 21 2018 | 
	  | 
	 Boat propeller | 
	 
    
	 | ER4185,  | 
	  | 
	  | 
	  | 
	 
    
	 | ER6808,  | 
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