Ex parte PURINTON et al. - Page 1




                                    THIS OPINION WAS NOT WRITTEN FOR PUBLICATION                                                                        

                          The opinion in support of the decision being entered                                                                          
                          today (1) was not written for publication in a law                                                                            
                          journal and (2) is not binding precedent of the                                                                               
                          Board.                                                                                                                        
                                                                                                                Paper No. 21                            
                                       UNITED STATES PATENT AND TRADEMARK OFFICE                                                                        
                                                                 ____________                                                                           
                                             BEFORE THE BOARD OF PATENT APPEALS                                                                         
                                                            AND INTERFERENCES                                                                           
                                                                 ____________                                                                           
                                  Ex parte DONALD L. PURINTON and LOUIS R. SEMFF                                                                        
                                                                 ____________                                                                           
                                                           Appeal No. 97-1489                                                                           
                                                    Application No. 08/478,1581                                                                         
                                                                 ____________                                                                           
                                                                    ON BRIEF                                                                            
                                                                 ____________                                                                           
                 Before JOHN D. SMITH, HANLON, and ROBINSON, Administrative                                                                             
                 Patent Judges.                                                                                                                         
                 HANLON, Administrative Patent Judge.                                                                                                   


                                                           DECISION ON APPEAL                                                                           
                          This is an appeal under 35 U.S.C. § 134 from the final                                                                        
                 rejection of claims 1 and 21-39, all of the claims pending in                                                                          
                 the application.  Claim 1 is illustrative of the subject                                                                               
                 matter on appeal and reads as follows:                                                                                                 

                          1Application for patent filed June 7, 1995.  According to                                                                     
                 appellants, the application is a continuation of Application                                                                           
                 No. 08/273,040, filed July 8, 1994.                                                                                                    





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