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						 Patent  
						   D550837  
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						 Priority  
						Jun 30 2005 
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						 Filed 
						Jun 30 2005  
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						 Issued 
						Sep 11 2007 
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						 Expiry 
						Sep 11 2021 
					   
					   						
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						 Assg.orig 
						
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						unknown 
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			  The ornamental design for a frame that supports an exhalation valve filter, as shown and described.  
			  
			  
			  
			  
			 
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FIG. 1 is a perspective view, showing the new design for a frame that supports an exhalation valve filter;
FIG. 2 is a left side view thereof, the right side view being a mirror image of the left side view;
FIG. 3 is a rear view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
The broken line showing in FIGS. 1–6 forms no part of the claimed design.
	
	Parkin, Derek A., Scott, Chris W., Curtis, Abigail L., Coote, Lawrie D.
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	  
	
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | 5829433,  | 
	 Jun 30 1995 | 
	 Shigermatsu Works Co., Ltd. | 
	 Inhalation valve | 
	 
    
	 | 6047698,  | 
	 Aug 20 1998 | 
	 Moldex-Metric, Inc.; MOLDEX-METRIC, INC   A CALIFORNIA CORPORATION  | 
	 Unidirectional fluid valve | 
	 
    
	 | 6584976,  | 
	 Jul 24 1998 | 
	 3M Innovative Properties Company | 
	 Face mask that has a filtered exhalation valve | 
	 
    
	 | 6805124,  | 
	 Jul 24 1998 | 
	 3M Innovative Properties Company | 
	 Face mask that has a filtered exhalation valve | 
	 
    
	 | D347298,  | 
	 Oct 13 1992 | 
	 Minnesota Mining and Manufacturing Company | 
	 Valve cover | 
	 
    
	 | D413166,  | 
	 Mar 02 1998 | 
	 Louis M. Gerson Co., Inc. | 
	 Face mask breathing valve | 
	 
    
	 | D431647,  | 
	 Sep 06 1996 | 
	 3M Innovative Properties Company | 
	 Personal respiratory protection device having an exhalation valve | 
	 
    
	 | RE37974,  | 
	 Jul 26 1996 | 
	 3M Innovative Properties Company | 
	 Uni-directional fluid valve | 
	 
	
	
	
	
	
	  
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