Ex Parte Groten - Page 1



           The opinion in support of the decision being entered today was not         
           written for publication and is not binding precedent of the Board.         


                      UNITED STATES PATENT AND TRADEMARK OFFICE                       
                                    _____________                                     
                         BEFORE THE BOARD OF PATENT APPEALS                           
                                  AND INTERFERENCES                                   
                                    _____________                                     
                            Ex parte WILLIBRORD A. GROTEN                             
                                    _____________                                     
                                Appeal No. 2006-1551                                  
                             Application No. 10/015,863                               
                                   ______________                                     
                                     ON BRIEF                                         
                                   _______________                                    
          Before GARRIS, WARREN and TIMM, Administrative Patent Judges.               
          GARRIS, Administrative Patent Judge.                                        
                                 DECISION ON APPEAL                                   
               This is a decision on an appeal which involves claims 11-16.           
               The subject matter on appeal relates to a process for                  
          reducing the organic sulfur content of a full boiling range                 
          cracked naphtha stream which comprises: separating the stream               
          into three fractions comprising light, intermediate and                     
          heavy fractions with differing boiling temperature ranges;                  
          subjecting the heavy fraction to hydrodesulfurization in a                  
          first hydrodesulfurization reactor then combining the effluent              
          therefrom with the intermediate fraction; and subjecting the                





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