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					| Patent    D972814 |  
					| Priority Oct 01 2020 |  
					| Filed Oct 01 2020 |  
					| Issued Dec 20 2022 |  
					| Expiry Dec 20 2037 
 TERM.DISCL. |  
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					| Assg.orig |  
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					| Entity unknown |  
					 | 1 |  
					 | 19 |  
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			  The ornamental design for a backless ball cap, as shown and described. | 
 
	
FIG. 1 is a front-side perspective view of a backless ball cap.
FIG. 2 is a rear-side perspective view thereof.
FIG. 3 is a front view thereof.
FIG. 4 is a rear view thereof.
FIG. 5 is a right-side view thereof.
FIG. 6 is a left-side view thereof.
FIG. 7 is a top view thereof; and,
FIG. 8 is a bottom view thereof.
	
	Walker, Adrienne
	
	
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 1563611, |  |  |  | 
    
	 | 4628543, | Oct 25 1985 |  | Combination cap and baseball glove | 
    
	 | 5325540, | Dec 02 1992 | American Needle | Headwear piece with crown opening | 
    
	 | 7024702, | Feb 24 2003 |  | Headwear piece with crown opening | 
    
	 | 20030233696, |  |  |  | 
    
	 | 20080198579, |  |  |  | 
    
	 | 20120278970, |  |  |  | 
    
	 | 20130074246, |  |  |  | 
    
	 | 20180325200, |  |  |  | 
    
	 | D525414, | Nov 24 2004 |  | Open back cap | 
    
	 | D539012, | Feb 02 2006 | Kymbyatta, Evans | Baseball cap with rear opening | 
    
	 | D632875, | Oct 30 2009 | CHIC PLAY SPORTSWEAR, INC | Ponytail-accommodating ballcap | 
    
	 | D667611, | Aug 02 2010 |  | Open back cap | 
    
	 | D669252, | Jul 03 2012 |  | Hat with opening to accommodate hairstyle | 
    
	 | D682513, | Mar 13 2012 | Davon Thomas, House | Backless sports cap | 
    
	 | D891734, | Oct 02 2018 | MARKET BARRAGE LLC | Backless hat | 
    
	 | D917135, | Aug 17 2018 |  | Backless cap | 
    
	 | D919242, | Feb 18 2020 |  | Hat with open back | 
    
	 | D941560, | Jun 04 2021 |  | Hat | 
	
	
	
	  
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