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						 Patent  
						   D815867  
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						 Priority  
						Apr 25 2014 
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						 Filed 
						Apr 25 2014  
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						 Issued 
						Apr 24 2018 
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						 Expiry 
						Apr 24 2032 
					   
					   						
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						 Assg.orig 
						
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						 Entity 
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					    7 
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					    43 
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			  The ornamental design for a four legged height adjustable desk, as shown and described. 
			  
			  
			  
			  
			 
		 | 
	
 
	
FIG. 1 is a top perspective view of our four legged height adjustable desk design with the legs extended for a standing position;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a right side view, the left side being a mirror image thereof;
FIG. 4 is a back plan view thereof;
FIG. 5 is a front plan view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a top perspective view with the height adjustable desk legs fully retracted to a sitting position.
The broken lines in FIGS. 1-8 depict environmental subject matter only and form no part of the claimed design.
	
	Herring, Jason Brian, Gilbreath, Shane Michael
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | 12070123,  | 
	 Nov 16 2022 | 
	 Lakeshore Learning Materials, LLC | 
	 Table with rotating tabletop | 
	 
    
	 | D826610,  | 
	 Oct 14 2014 | 
	 Okamura Corporation | 
	 Table | 
	 
    
	 | D861401,  | 
	 Dec 21 2017 | 
	  | 
	 Modular table | 
	 
    
	 | D861468,  | 
	 Dec 21 2017 | 
	  | 
	 Table leg coupler | 
	 
    
	 | D862141,  | 
	 Dec 21 2017 | 
	  | 
	 Table leg | 
	 
    
	 | D937620,  | 
	 Nov 15 2019 | 
	 DEWERTOKIN TECHNOLOGY GROUP CO , LTD  | 
	 Fittings for furniture | 
	 
    
	 | D947578,  | 
	 Aug 07 2020 | 
	 Yajun, Hu; EUREKA LLC | 
	 Height adjustable desk | 
	 
	
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | 3117392,  | 
	  | 
	  | 
	  | 
	 
    
	 | 5323695,  | 
	 Apr 17 1991 | 
	 HAWORTH, INC                                                A CORPORATION OF MI; HAWORTH, INC                                                A CORPORATION OF MICHIGAN | 
	 Method of controlling height adjustable work station | 
	 
    
	 | 7412931,  | 
	 Jun 06 2003 | 
	 Krueger International, Inc | 
	 Quick crank adjustable height table | 
	 
    
	 | 9038549,  | 
	 Jun 01 2012 | 
	 Humanscale Corporation | 
	 Height adjustable table | 
	 
    
	 | 9236817,  | 
	 Oct 18 2011 | 
	 KESSEBOHMER PRODUKTIONS GMBH & CO  KG | 
	 Device for detecting collisions and a method related thereto | 
	 
    
	 | 20090178596,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20140026788,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20140096706,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20140158024,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20150282605,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20160037907,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20160073779,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20160345722,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20170071332,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20170251806,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20170340102,  | 
	  | 
	  | 
	  | 
	 
    
	 | 20180000240,  | 
	  | 
	  | 
	  | 
	 
    
	 | D254586,  | 
	 Dec 19 1977 | 
	  | 
	 Base for a drafting table | 
	 
    
	 | D274873,  | 
	 Dec 07 1981 | 
	 HEALTH SCIENCE PRODUCTS, INC    A CORP  OF AL BY RAYMOND COPE | 
	 Computer key-punch table | 
	 
    
	 | D277717,  | 
	 Sep 03 1982 | 
	 Bretford Manufacturing, Inc. | 
	 Computer printer stand | 
	 
    
	 | D315261,  | 
	 Jul 15 1987 | 
	  | 
	 Computer table | 
	 
    
	 | D324615,  | 
	 Jul 07 1988 | 
	 OAKTREE CAPITAL MANAGEMENT, LLC | 
	 Table leg | 
	 
    
	 | D330302,  | 
	 May 13 1988 | 
	 STEELCASE STRAFOR, A CORP OF FRANCE | 
	 Furniture leg | 
	 
    
	 | D332887,  | 
	 Aug 21 1989 | 
	 Fjello-Jensen A/S | 
	 Mobile table base | 
	 
    
	 | D394766,  | 
	 Dec 30 1996 | 
	  | 
	 Table with adjustable extension legs | 
	 
    
	 | D404592,  | 
	 Dec 16 1997 | 
	 Olten Limited | 
	 Table leg | 
	 
    
	 | D407924,  | 
	 Jul 06 1998 | 
	 Olten Ltd. | 
	 Table leg | 
	 
    
	 | D407925,  | 
	 Jul 06 1998 | 
	 Olten Ltd. | 
	 Table leg | 
	 
    
	 | D409021,  | 
	 Dec 29 1997 | 
	 Olten Ltd. | 
	 Table leg | 
	 
    
	 | D422812,  | 
	 Feb 04 1999 | 
	 Trendway Corporation | 
	 Table leg structure | 
	 
    
	 | D468139,  | 
	 Jan 04 2002 | 
	 Lifetime Products, Inc. | 
	 Foot portion of a table leg | 
	 
    
	 | D529734,  | 
	 Aug 31 2004 | 
	 Lifetime Products, Inc | 
	 Adjustable table leg | 
	 
    
	 | D560084,  | 
	 Aug 24 2006 | 
	 VIRCO MFG  CORPORATION | 
	 Table | 
	 
    
	 | D560085,  | 
	 Aug 24 2006 | 
	 VIRCO MFG  CORPORATION | 
	 Table | 
	 
    
	 | D563697,  | 
	 Aug 24 2006 | 
	 VIRCO MFG  CORPORATION | 
	 Desk | 
	 
    
	 | D565869,  | 
	 Oct 12 2006 | 
	 Krueger International, Inc. | 
	 Roller foot for an article of furniture | 
	 
    
	 | D578324,  | 
	 Oct 02 2007 | 
	 VIRCO MFG  CORPORATION | 
	 Desk | 
	 
    
	 | D696543,  | 
	 Jul 16 2012 | 
	  | 
	 Furniture leg | 
	 
    
	 | D719386,  | 
	 Sep 20 2012 | 
	 Steelcase Inc | 
	 Set of table legs | 
	 
    
	 | D721244,  | 
	 Sep 20 2012 | 
	 Steelcase Inc | 
	 Table leg | 
	 
    
	 | D723848,  | 
	 Sep 20 2012 | 
	 Steelcase Inc | 
	 Set of table legs | 
	 
    
	 | D723849,  | 
	 Sep 20 2012 | 
	 Steelcase Inc | 
	 Table leg | 
	 
    
	 | D795619,  | 
	 Jan 21 2015 | 
	 STIRWORKS INC  | 
	 Desk with legs | 
	 
	
	
	
	  
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