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						Patent
 
						   D901782
 
					 
				 
				
					
						Priority
 
						Oct 26 2018
					 
				 
				
					
						Filed
						Jul 16 2020
 
					 
				 
				
					
						Issued
						Nov 10 2020
					 
				 
				
					
						Expiry
						Nov 10 2035
					   
					   						
					 
				 
				
					
						
						
					 
				 
				
					
						Assg.orig
						
					 
				 
				
					
						
						
					 
				 
				
					
						Entity
						unknown
					 
				 
				
					 
						
					   2
					  
				 
				
					 
						
					   28
					  
				 
				
					 
						
					   
						  n/a
					   
					  
				 
				
						 
    
     
     
     
				
				
			
		   
		 
			
			  
			  The ornamental design for a welding  helmet , as shown and described.
			  
			  
			  
			  
			 
		 
	 
 
	
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1  is a perspective view showing an embodiment of the new design for a welding helmet;
FIG. 2  is a front view thereof;
FIG. 3  is a rear view thereof;
FIG. 4  is a right side view thereof;
FIG. 5  is a left side view thereof;
FIG. 6  is a top view thereof; and,
FIG. 7  is a bottom view thereof.
 
	
	Bastman, Linus P. , Hansson, Johan M. P. , Juhlin, Erik Oskar , Eriksson, Emil R. 
	
	
	
	
	  
 	  	 Patent 
	  	 Priority 
	  	 Assignee 
	  	 Title 
	   
	      
	 6260197 ,  
	 Apr 09 1999 
	 Kimberly-Clark Worldwide, Inc  
	 Welding helmet with conical pivoting mechanism for head gear strap 
	  
    
	 8584265 ,  
	 Apr 18 2006 
	 3M Innovative Properties Company; ERGONOMIDESIGN AB  
	 Head suspension system and headgear with replaceable headband bridge and method of adjusting same 
	  
    
	 9596902 ,  
	 May 30 2014 
	 3M Innovative Properties Company  
	 Earmuff accommodating welding shield 
	  
    
	 20070245467 ,  
	  
	  
	  
	  
    
	 20130191976 ,  
	  
	  
	  
	  
    
	 20140013479 ,  
	  
	  
	  
	  
    
	 20150342282 ,  
	  
	  
	  
	  
    
	 20160074230 ,  
	  
	  
	  
	  
    
	 20170367891 ,  
	  
	  
	  
	  
    
	 20190262178 ,  
	  
	  
	  
	  
    
	 AU201616589 ,  
	  
	  
	  
	  
    
	 D565800 ,  
	 Dec 05 2006 
	  
	 Welding helmet 
	  
    
	 D584003 ,  
	 Nov 15 2007 
	 3M Innovative Properties Company  
	 Welding helmet 
	  
    
	 D585604 ,  
	 May 02 2008 
	 WALTER SURFACE TECHNOLOGIES INCORPORATED  
	 Welding helmet 
	  
    
	 D589654 ,  
	 Nov 15 2007 
	 3M Innovative Properties Company  
	 Pivot knob portion of a welding helmet 
	  
    
	 D592811 ,  
	 Nov 15 2007 
	 3M Innovative Properties Company  
	 Welding helmet collar portion 
	  
    
	 D654224 ,  
	 Jul 22 2011 
	 TECMEN ELECTRONICS CO , LTD   
	 Welding helmet 
	  
    
	 D674150 ,  
	 Mar 10 2010 
	 3M Innovative Properties Company  
	 Welding helmet 
	  
    
	 D789614 ,  
	 Oct 07 2015 
	 Otos Wing Co., Ltd.  
	 Welding mask 
	  
    
	 D793007 ,  
	 Feb 24 2016 
	 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD   
	 Welding helmet 
	  
    
	 D835353 ,  
	 Sep 22 2017 
	 3M Innovative Properties Company  
	 Pivot knob ring for a welding helmet 
	  
    
	 D841893 ,  
	 May 24 2016 
	 3M Innovative Properties Company  
	 Recessed snag-resistant knobs for adjusting a welding shields pivot action 
	  
    
	 D853044 ,  
	 Mar 07 2018 
	 Lincoln Global, Inc  
	 Inner shell of a helmet 
	  
    
	 D893106 ,  
	 Oct 26 2018 
	 3M Innovative Properties Company  
	 Welding helmet 
	  
    
	 WO2018089327 ,  
	  
	  
	  
	  
    
	 WO2018089415 ,  
	  
	  
	  
	  
    
	 WO2018229688 ,  
	  
	  
	  
	  
    
	 WO2019053537 ,  
	  
	  
	  
	  
	
	
	
	
	
	  
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