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						 Patent  
						   D547426  
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						 Priority  
						Nov 02 2006 
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						 Filed 
						Nov 02 2006  
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						 Issued 
						Jul 24 2007 
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						 Expiry 
						Jul 24 2021 
					   
					   						
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						 Assg.orig 
						
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						 Entity 
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			  The ornamental design for a portable heater, as shown and described. 
			  
			  
			  
			  
			 
		 | 
	
 
	
FIG. 1 is a perspective view of the portable heater design;
FIG. 2 is a left side view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a rear view thereof; and,
FIG. 7 is a front view thereof.
The broken lines shown are for illustrative purposes only and form no part of the claimed design.
	
	Pitchford, Eric, Haley, Henry, Higginbotham, Craig, Bland, Griffin
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | D893698,  | 
	 Apr 20 2020 | 
	  | 
	 Electric fan | 
	 
	
	
	
	  
 	  	 | Patent | 
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	 | 4140100,  | 
	 Sep 22 1976 | 
	  | 
	 Infrared heater | 
	 
    
	 | 4307701,  | 
	 Apr 25 1980 | 
	  | 
	 Portable heat distribution system | 
	 
    
	 | 4354479,  | 
	 Feb 19 1980 | 
	 Orion Machinery Co., Ltd. | 
	 Infrared ray generator | 
	 
    
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	 Jun 04 1982 | 
	 Bankers Trust Company | 
	 Portable heater with integrated control system | 
	 
    
	 | 5540213,  | 
	 Apr 15 1994 | 
	 Procom Heating, Inc | 
	 Portable kerosene heater | 
	 
    
	 | 5766003,  | 
	 Apr 16 1996 | 
	 Vogelzang International Corporation | 
	 Space heater with novel fuel line assembly | 
	 
    
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	 Feb 02 1996 | 
	 FIRST UNION NATI0NAL BANK, AS ADMINISTRATIVE AGENT | 
	 Portable space heater | 
	 
    
	 | 6724983,  | 
	 Dec 11 1998 | 
	 J. Eberspacher GmbH & Co. | 
	 Heater part, especially for a vehicle water or air heater which is operated with liquid fuel | 
	 
    
	 | 6843642,  | 
	 Nov 19 2002 | 
	 Shinn Fu Corporation | 
	 Air compressor with shock-absorption rubber strips at a bottom thereof | 
	 
    
	 | 6857870,  | 
	 May 09 2001 | 
	 SUNBELT RENTALS, INC  | 
	 Combustion system for a heater | 
	 
    
	 | 6942464,  | 
	 Mar 22 2002 | 
	 Black & Decker Inc | 
	 Air compressor with improved hand portability | 
	 
    
	 | 6991437,  | 
	 Feb 08 2001 | 
	 Black & Decker Inc. | 
	 Air compressor with improved hand portability | 
	 
    
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	  | 
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	 | D256273,  | 
	 Jun 23 1978 | 
	 SHAWMUT CAPITAL CORPORATION | 
	 Portable electric heater | 
	 
    
	 | D319694,  | 
	 Aug 06 1990 | 
	 SUNSTAR UNITED CORP  | 
	 Fan heater | 
	 
    
	 | D327316,  | 
	 Oct 19 1990 | 
	 Hitachi, Ltd. | 
	 Vortex blower | 
	 
    
	 | D347683,  | 
	 Mar 18 1990 | 
	 KAZ, INC  | 
	 Portable electrical heater | 
	 
    
	 | D447795,  | 
	 Aug 31 2000 | 
	 Molded Products Company | 
	 Heater case | 
	 
    
	 | D480467,  | 
	 Sep 25 2002 | 
	 DRI-EAZ PRODUCTS, INC  | 
	 Air mover | 
	 
	
	
	
	  
	  	 | Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
	  
	  | Sep 22 2006 | PITCHFORD, ERIC | Desa IP, LLC | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 018470 | /0902 | 
    pdf | 
    
    
| Sep 22 2006 | HALEY, HENRY | Desa IP, LLC | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 018470 | /0902 | 
    pdf | 
    
    
| Sep 22 2006 | HIGGINBOTHAM, CRAIG | Desa IP, LLC | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 018470 | /0902 | 
    pdf | 
    
    
| Sep 22 2006 | BLAND, GRIFFIN | Desa IP, LLC | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 018470 | /0902 | 
    pdf | 
    
    
| Nov 02 2006 |  | Desa IP, LLC | (assignment on the face of the patent) |  | / | 
    
    
    
| Jun 16 2009 | Desa IP, LLC | WORLD MARKETING OF AMERICA, INC  | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 027140 | /0231 | 
    pdf | 
    
    
| Oct 21 2011 | WORLD MARKETING OF AMERICA, INC  | CONTINENTAL APPLIANCES INC   D B A  PROCOM  | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 027140 | /0096 | 
    pdf | 
    
    
| Apr 10 2014 | CONTINENTAL APPLIANCES INC   D B A  PROCOM  | Procom Heating, Inc | ASSIGNMENT OF ASSIGNORS INTEREST  SEE DOCUMENT FOR DETAILS   | 032649 | /0760 | 
    pdf | 
    
    
	
	
	
	  
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