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					| Patent    D639148 |  
					| Priority Aug 24 2010 |  
					| Filed Aug 24 2010 |  
					| Issued Jun 07 2011 |  
					| Expiry Jun 07 2025 |  
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					| Assg.orig |  
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					| Entity unknown |  
					 | 6 |  
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			  The ornamental design for a caster, as shown and described. | 
 
	
FIG. 1 is a top, rear and side perspective view of a caster, showing my new design;
FIG. 2 is a side view thereof, with the opposite side view being a mirror image thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
	
	Schioppa, Roberto Nicola
	
	
	
	
	
	
	
	
	  
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