Ex parte PFEUFFER et al. - 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               written for publication and is not binding precedent of the Board.     

                                                               Paper No. 18           


                      UNITED STATES PATENT AND TRADEMARK OFFICE                       
                                    ____________                                      
                         BEFORE THE BOARD OF PATENT APPEALS                           
                                 AND INTERFERENCES                                    
                                    ____________                                      

                   Ex parte PETER PFEUFFER, HANS-JOACHIM LIPPOLD,                     
                          MARKUS FRONHFER, and HANS LEIBOLD                           
                                    ____________                                      
                                Appeal No. 1999-0960                                  
                             Application No. 08/785,437                               
                                    ____________                                      
                                      ON BRIEF                                        
                                    ____________                                      

          Before CALVERT, STAAB, and JENNIFER D. BAHR, Administrative                 
          Patent Judges.                                                              
          CALVERT, Administrative Patent Judge.                                       


                                 DECISION ON APPEAL                                   
               This an appeal from the final rejection of claims 1 to                 
          16, all the claims in the application.                                      
               The claims on appeal are drawn to a filter element, and                
          are reproduced in the appendix of appellants’ brief.                        








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