PTO 
                  Wrapper 
						
						PDF 
                  
					 
				 
				  
				  
						Dossier 
                
						Espace 
						Google  
				     
				 
			  
				  
					   
						 
				  
				  
				  
				  
				
					
						Patent
 
						   D679381
 
					 
				 
				
					
						Priority
 
						Mar 05 2012
					 
				 
				
					
						Filed
						Mar 05 2012
 
					 
				 
				
					
						Issued
						Apr 02 2013
					 
				 
				
					
						Expiry
						Apr 02 2027
					   
					   						
					 
				 
				
					
						
						
					 
				 
				
					
						Assg.orig
						
					 
				 
				
					
						
						
					 
				 
				
					
						Entity
						unknown
					 
				 
				
					 
						
					   0
					  
				 
				
					 
						
					   10
					  
				 
				
					 
						
					   
						  n/a
					   
					  
				 
				
						 
    
     
     
     
				
				
			
		   
		 
			
			  
			  The ornamental design for a window  frame  extrusion , as shown and described.
			  
			  
			  
			  
			 
		 
	 
 
	
FIG. 1  is a perspective view of a window frame extrusion, showing our new design, with a middle portion broken away to disclose indefinite length; and,
FIG. 2  is an end view thereof, the opposite end view being a mirror image.
 
	
	Morton, Philip G. , Wiesemann, Sidney M. 
	
	
	  
 	  	 Patent 
	  	 Priority 
	  	 Assignee 
	  	 Title 
	   
	  
	
	
	
	  
 	  	 Patent 
	  	 Priority 
	  	 Assignee 
	  	 Title 
	   
	      
	 4944118 ,  
	 Jan 19 1989 
	 CBP ACQUISITION CORPORATION  
	 Welded window construction 
	  
    
	 5557894 ,  
	 Feb 13 1995 
	 Mikron Industries, Inc  
	 Window assembly frame 
	  
    
	 6857232 ,  
	 May 19 2000 
	 RIVERSIDE MILLWORK CO , INC   
	 Window and door casing 
	  
    
	 20060026913 ,  
	  
	  
	  
	  
    
	 D382072 ,  
	 Sep 22 1995 
	 Dallaire Industries Ltd.  
	 Patio door sash extrusion 
	  
    
	 D500146 ,  
	 Dec 22 2003 
	 Mikron Industries, Inc.  
	 Window component extrusion 
	  
    
	 D504182 ,  
	 Dec 16 2003 
	 Mikron Industries, Inc  
	 Window component extrusion 
	  
    
	 D557827 ,  
	 Nov 10 2006 
	 Deceuninck North America, LLC  
	 Window sash frame extrusion 
	  
    
	 D590516 ,  
	 Feb 07 2008 
	 ENERGI FENESTRATION SOLUTIONS USA, INC   
	 Window frame profile 
	  
    
	 D596763 ,  
	 Apr 03 2008 
	 Mikron Industries, Inc.  
	 Window component extrusion 
	  
	
	
	
	
	
	  
	  	 Date 
	  	 Maintenance Fee Events 
	   
	  n/a
	
	
	
	  
	  	 Date 
	  	 Maintenance Schedule 
	   
	  n/a