|  
			 				  
					| PTO
                  Wrapper
						
						PDF |    
				  | Dossier
                
						Espace
						Google |  
				  |  |  
					| Patent    D814893 |  
					| Priority Mar 10 2016 |  
					| Filed Mar 10 2016 |  
					| Issued Apr 10 2018 |  
					| Expiry Apr 10 2033 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 6 |  
					 | 45 |  
					 | 
						  n/a |  
						 
    |  |  | 
			  
			  The ornamental design for a spool for a string trimmer head, as shown and described. | 
 
	
FIG. 1 is a front and top perspective view of a spool for a string trimmer head.
FIG. 2 is a top plan view of the spool for a string trimmer head of FIG. 1.
FIG. 3 is a bottom plan view of the spool for a string trimmer head of FIG. 1.
FIG. 4 is a front view of the spool for a string trimmer head of FIG. 1. The back view being the same as the front view; and,
FIG. 5 is a right elevation view of the spool for a string trimmer head of FIG. 1. The left elevation view being the same as the right elevation view.
	
	Alliss, George E.
	
	
	
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 2797592, |  |  |  | 
    
	 | 4550498, | Feb 17 1984 |  | Replacement spool for rotating line vegetation cutter | 
    
	 | 20030052218, |  |  |  | 
    
	 | 20080052917, |  |  |  | 
    
	 | 20090172955, |  |  |  | 
    
	 | 20090260237, |  |  |  | 
    
	 | 20090282687, |  |  |  | 
    
	 | 20110000091, |  |  |  | 
    
	 | 20110302793, |  |  |  | 
    
	 | 20120066913, |  |  |  | 
    
	 | 20140215835, |  |  |  | 
    
	 | 20150150191, |  |  |  | 
    
	 | 20150223395, |  |  |  | 
    
	 | 20150327436, |  |  |  | 
    
	 | 20150342116, |  |  |  | 
    
	 | 20160143219, |  |  |  | 
    
	 | 20160278288, |  |  |  | 
    
	 | 20170238461, |  |  |  | 
    
	 | D252208, | Apr 14 1977 | Minolta Camera Kabushiki Kaisha | Camera knob or similar article | 
    
	 | D254173, | Nov 07 1977 |  | Rotary cutting head for mower | 
    
	 | D284263, | Jul 30 1984 | CARLISLE MANAGEMENT COMPANY, A DELAWARE CORPORATION | Screwable cap for a non-penetrating fastener assembly | 
    
	 | D284266, | Jul 30 1984 | CARLISLE MANAGEMENT COMPANY, A DELAWARE CORPORATION | Screwable cap for a non-penetrating fastener assembly | 
    
	 | D302779, | Sep 29 1986 | Kioritz Corporation | Cord cutter head for a vegetation trimmer | 
    
	 | D346727, | Jun 20 1991 | HUSQVARNA AB | Grass trimmer head | 
    
	 | D347773, | Apr 30 1992 |  | Leaf mulching attachment for rotating line trimmer | 
    
	 | D460904, | Nov 28 2000 | Black & Decker, Inc.; Black & Decker Inc | Cutting head for a string trimmer | 
    
	 | D465975, | Nov 02 2001 | KWIK PRODUCTS, INC | Spool for a rotary cutting head | 
    
	 | D472947, | Jul 06 2001 | Fwu Chyi Industry Co., Ltd. | Resistance adjustment knob for an exerciser | 
    
	 | D479961, | Oct 31 2001 | KWIK PRODUCTS, INC | Rotary cutting head | 
    
	 | D482581, | May 23 2002 | HUSQVARNA AB | Trimmer head | 
    
	 | D482941, | May 23 2002 | HUSQVARNA AB | Trimmer head | 
    
	 | D516407, | Feb 24 2004 | BSH HAUSGERÄTE GMBH | Knob for an appliance | 
    
	 | D589776, | Jul 02 2008 |  | Knob | 
    
	 | D598255, | May 11 2005 | TORVENT, LLC | Bump and feed trimmer head | 
    
	 | D675655, | May 26 2011 | Lincoln Global, Inc. | Control knob | 
    
	 | D712215, | Jun 12 2012 | HUSQVARNA AB | Trimmer | 
    
	 | D715608, | Jun 28 2012 | TECOMEC S R L | Cutter | 
    
	 | D727695, | Sep 07 2012 | COMPANIA VIDRIERA, S A  DE C V | Cutting head | 
    
	 | D759445, | Oct 21 2014 | Andreas Stihl AG & Co. KG | Cutting head | 
    
	 | D763640, | Oct 21 2014 | TECOMEC S.R.L. | Head trimmer | 
    
	 | D769086, | Nov 22 2015 | TORVENT, LLC | Weed trimmer head spool with angled guide channel | 
    
	 | D769087, | Nov 22 2015 | TORVENT, LLC | Weed trimmer head spool with angled guide channel | 
    
	 | D769088, | Nov 22 2015 | TORVENT, LLC | Weed trimmer head spool with angled guide channel | 
    
	 | D776997, | Oct 21 2014 | Andreas Stihl AG & Co. KG | Cutting head | 
    
	 | D796293, | Mar 10 2016 | TORVENT, LLC | Knob for a string trimmer head | 
	
	
	
	
	
	  
	  	 | Date | Maintenance Fee Events | 
	  n/a
	
	
	
	  
	  	 | Date | Maintenance Schedule | 
	  n/a