| 
					  
                 
					  PTO
                  Wrapper
						
						PDF
                  
					 | 
				 
				  
				  | 
						Dossier
                
						Espace
						Google 
				     | 
				 
			  
				  | 
					  
						
				  
				  
				  
				 |  
				
					| 
						 Patent  
						   D568529  
					 | 
				 
				
					| 
						 Priority  
						Dec 30 2005 
					 | 
				 
				
					| 
						 Filed 
						Dec 30 2005  
					 | 
				 
				
					| 
						 Issued 
						May 06 2008 
					 | 
				 
				
					| 
						 Expiry 
						May 06 2022 
					   
					   						
					 | 
				 
				
					| 
						
						
					 | 
				 
				
					| 
						 Assg.orig 
						
					 | 
				 
				
					| 
						
						
					 | 
				 
				
					| 
						 Entity 
						unknown 
					 | 
				 
				
					 | 
						
					    24 
					  | 
				 
				
					 | 
						
					    10 
					  | 
				 
				
					 | 
						
					    
						  n/a 
					   
					  | 
				 
				
						 
    | 
    
     | 
     
				
				
			 
		 |   
		 
			
			  
			  The ornamental design for a pyramidal diffuser, as shown and described. 
			  
			  
			  
			  
			 
		 | 
	
 
	
FIG. 1 is a top and left front perspective view of a first embodiment of a pyramidal diffuser, showing our design;
FIG. 2 is a top plan view of the embodiment in FIG. 1;
FIG. 3 is a front side elevational view of the embodiment in FIG. 1, where each side view is identical to FIG. 3;
FIG. 4 is a bottom plan view of the embodiment in FIG. 1; and,
FIG. 5 is a bottom and left front perspective view of the embodiment in FIG. 1.
	
	Colleran, Jr., C. Nicholas, Colleran, Samuel J., Larkin, Ryan L.
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | 10379278,  | 
	 Mar 15 2012 | 
	 IDEAL Industries Lighting LLC | 
	 Outdoor and/or enclosed structure LED luminaire outdoor and/or enclosed structure LED luminaire having outward illumination | 
	 
    
	 | 10436969,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguide and luminaire incorporating same | 
	 
    
	 | 10436970,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Shaped optical waveguide bodies | 
	 
    
	 | 10502899,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Outdoor and/or enclosed structure LED luminaire | 
	 
    
	 | 11112083,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optic member for an LED light fixture | 
	 
    
	 | 11644157,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Luminaires using waveguide bodies and optical elements | 
	 
    
	 | 9366396,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguide and lamp including same | 
	 
    
	 | 9366799,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguide bodies and luminaires utilizing same | 
	 
    
	 | 9389367,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguide and luminaire incorporating same | 
	 
    
	 | 9519095,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguides | 
	 
    
	 | 9581751,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguide and lamp including same | 
	 
    
	 | 9625638,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguide body | 
	 
    
	 | 9690029,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguides and luminaires incorporating same | 
	 
    
	 | 9823408,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Optical waveguide and luminaire incorporating same | 
	 
    
	 | 9869432,  | 
	 Jan 30 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Luminaires using waveguide bodies and optical elements | 
	 
    
	 | 9920901,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 LED lensing arrangement | 
	 
    
	 | D738033,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Lighting apparatus | 
	 
    
	 | D738034,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Lighting apparatus | 
	 
    
	 | D743090,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Lighting apparatus | 
	 
    
	 | D743091,  | 
	 Aug 09 2013 | 
	 ACOUSTICS FIRST CORPORATION | 
	 Ripple diffuser | 
	 
    
	 | D749776,  | 
	 Mar 15 2013 | 
	 IDEAL Industries Lighting LLC | 
	 Lighting apparatus | 
	 
    
	 | D794559,  | 
	 Oct 22 2014 | 
	 Baumueller Nuernberg GmbH | 
	 Electric motor drive system | 
	 
    
	 | D794560,  | 
	 Oct 22 2014 | 
	 Baumueller Nuernberg GmbH | 
	 Electric motor drive system | 
	 
    
	 | D888997,  | 
	 Apr 21 2017 | 
	 ACOUSTICS FIRST CORPORATION | 
	 Acoustic panel | 
	 
	
	
	
	  
 	  	 | Patent | 
	  	 Priority | 
	  	 Assignee | 
	  	 Title | 
	  
	      
	 | 3922073,  | 
	  | 
	  | 
	  | 
	 
    
	 | 185976,  | 
	  | 
	  | 
	  | 
	 
    
	 | 208461,  | 
	  | 
	  | 
	  | 
	 
    
	 | 209721,  | 
	  | 
	  | 
	  | 
	 
    
	 | 214939,  | 
	  | 
	  | 
	  | 
	 
    
	 | D300877,  | 
	 Jul 24 1985 | 
	 Crecan International Ltd. | 
	 Lamp housing for an illuminated advertising or graphics display system | 
	 
    
	 | D362081,  | 
	 Oct 12 1993 | 
	 NATURAL LIGHTING CO , INC  | 
	 Diffusion lens | 
	 
    
	 | D411031,  | 
	 Oct 24 1997 | 
	 ATLITE INC | 
	 Lighting fixture louver | 
	 
    
	 | D473667,  | 
	 Jun 18 2002 | 
	 TRAXON TECHNOLOGIES LIMITED | 
	 Light fixture | 
	 
    
	 | D499480,  | 
	 Apr 26 2004 | 
	 Hunter Fan Company | 
	 Ceiling fan light kit | 
	 
	
	
	
	
	
	  
	  	 | Date | 
	  	 Maintenance Fee Events | 
	  
	  n/a
	
	
	
	  
	  	 | Date | 
	  	 Maintenance Schedule | 
	  
	  n/a