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					| Patent    D552527 |  
					| Priority May 09 2007 |  
					| Filed May 09 2007 |  
					| Issued Oct 09 2007 |  
					| Expiry Oct 09 2021 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 8 |  
					 | 15 |  
					 | 
						  n/a |  
						 
    |  |  | 
			  
			  The ornamental design for a wheel chock, as shown and described. | 
 
	
FIG. 1 is a perspective view of a wheel chock showing my new design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof; and,
FIG. 6 is a left side elevational view with the right side being a mirror image thereof.
	
	Wolfram, Stephen D.
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 8657078, | May 09 2007 |  | Wheel chock | 
    
	 | D583744, | Jul 27 2005 | Meco Corporation | Wheel chock baseplate | 
    
	 | D609158, | Oct 13 2009 |  | Wheel chock having a roller assist | 
    
	 | D772775, | Sep 10 2015 |  | Wheel chock having a roller assist | 
    
	 | D775579, | Oct 13 2015 |  | Safety wheel chock | 
    
	 | D859278, | May 31 2018 |  | Wheel chock | 
    
	 | D873196, | Sep 13 2018 |  | Wheel chock | 
    
	 | D943491, | Aug 14 2020 |  | Wheel stop | 
	
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 2954101, |  |  |  | 
    
	 | 5689981, | Dec 21 1994 | Massachusetts Institute of Technology | Anti-theft vehicle wheel lock | 
    
	 | 5913389, | Oct 30 1998 |  | Wheel chock | 
    
	 | 6336527, | Jan 05 2001 |  | Wheel chock with handle and tire sensing device | 
    
	 | 6390245, | May 16 2000 |  | Wheel chock with handle | 
    
	 | 6994488, | Oct 28 2003 |  | Apparatus for preventing high speed vehicle pursuits and vehicle theft | 
    
	 | 7032720, | Feb 25 2002 | 9172-9863 QUEBEC INC | Wheel chock restraint system | 
    
	 | 7036637, | Nov 10 2004 |  | Tire chocking apparatus | 
    
	 | 7121508, | Dec 04 2002 | Miti Manufacturing Company | Aircraft wheel immobilizer | 
    
	 | 206447, |  |  |  | 
    
	 | D389796, | Jan 19 1996 |  | Jack wheel holder | 
    
	 | D502139, | Jul 16 2004 | HOPKINS MANUFACTURING CORPORATION | Combination tandem axle wheel chock and trailer tongue stand | 
    
	 | D524222, | Jul 16 2004 | HOPKINS MANUFACTURING CORPORATION | Combination tandem axle wheel chock and trailer tongue stand | 
    
	 | D531568, | May 06 2005 |  | Vehicle block | 
    
	 | D543926, | Feb 16 2005 |  | Car stop for garage | 
	
	
	
	  
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