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                        Firepit topper
                    
                                            
                                - 
                                    Patent number 11,713,880
                                
 
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                                    Issue date Aug 1, 2023
                                
 
                        
                                            
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                                    Cast Masters LLC
                                 
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                                    Sylvan  Newby
                                 
                        
                                            
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                                    F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
                                 
                        
                 
             
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                        Vehicle heater
                    
                                            
                                - 
                                    Patent number 9,290,079
                                
 
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                                    Issue date Mar 22, 2016
                                
 
                        
                                            
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                                    Eberspaecher Climate Control Systems GmbH & Co. KG
                                 
                                - 
                                        
                                    Andreas  Collmer
                                 
                        
                                            
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                                    B60 - VEHICLES IN GENERAL
                                 
                        
                 
             
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                        Fuel reformer
                    
                                            
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                                    Patent number 8,197,563
                                
 
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                                    Issue date Jun 12, 2012
                                
 
                        
                                            
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                                    Samsung Electronics Co., Ltd.
                                 
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                                    Doo-hwan  Lee
                                 
                        
                                            
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                                    C01 - INORGANIC CHEMISTRY
                                 
                        
                 
             
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                        Combustion apparatus
                    
                                            
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                                    Patent number 6,224,370
                                
 
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                                    Issue date May 1, 2001
                                
 
                        
                                            
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                                    Matsushita Electric Industrial Co., Ltd.
                                 
                                - 
                                        
                                    Takeshi  Tomizawa
                                 
                        
                                            
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                                    F24 - HEATING RANGES VENTILATING
                                 
                        
                 
             
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                        2848982
                    
                                            
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                                    Patent number 2,848,982
                                
 
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                                    Issue date Aug 26, 1958
                                
 
                        
                                                                
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                                    F24 - HEATING RANGES VENTILATING
                                 
                        
                 
             
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                        2845905
                    
                                            
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                                    Patent number 2,845,905
                                
 
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                                    Issue date Aug 5, 1958
                                
 
                        
                                                                
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                                    F24 - HEATING RANGES VENTILATING
                                 
                        
                 
             
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                        2197387
                    
                                            
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                                    Patent number 2,197,387
                                
 
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                                    Issue date Apr 16, 1940
                                
 
                        
                                                                
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                                    F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
                                 
                        
                 
             
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                        2196102
                    
                                            
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                                    Patent number 2,196,102
                                
 
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                                    Issue date Apr 2, 1940
                                
 
                        
                                                                
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                                    F22 - STEAM GENERATION
                                 
                        
                 
             
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                        2176061
                    
                                            
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                                    Patent number 2,176,061
                                
 
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                                    Issue date Oct 17, 1939
                                
 
                        
                                                                
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                                    F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
                                 
                        
                 
             
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                        2103789
                    
                                            
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                                    Patent number 2,103,789
                                
 
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                                    Issue date Dec 28, 1937
                                
 
                        
                                                                
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                                    F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
                                 
                        
                 
             
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                        1868413
                    
                                            
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                                    Patent number 1,868,413
                                
 
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                                    Issue date Jul 19, 1932
                                
 
                        
                                                                
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                                    F24 - HEATING RANGES VENTILATING
                                 
                        
                 
             
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                        1739907
                    
                                            
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                                    Patent number 1,739,907
                                
 
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                                    Issue date Dec 17, 1929
                                
 
                        
                                                                
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                                    F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
                                 
                        
                 
             
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                        1724574
                    
                                            
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                                    Patent number 1,724,574
                                
 
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                                    Issue date Aug 13, 1929
                                
 
                        
                                                                
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                                    F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES