Ex parte LICHTENBERG - Page 8




          Appeal No. 1998-0649                                       Page 8           
          Application No. 08/309,323                                                  


          45 and the open valve seat of working piston 16, we agree with              
          the examiner that Ruchser anticipates the instant claimed                   
          invention, as set forth in claim 1.                                         


               While appellant appears to indicate, at page 4 of the                  
          principal brief, that the claims do not stand or fall together,             
          appellant presents no separate arguments regarding claims 2                 
          through 4.  Therefore, claims 2 through 4 will fall with                    
          independent claim 1.                                                        


               Accordingly, we will sustain the rejection of claims 1                 
          through 4 under 35 U.S.C. 102(b).                                           


               Turning to the rejection of claims 5 through 12 based on               
          35 U.S.C. 103, the examiner recognizes that Ruchser discloses               
          nothing about a gas drying system and turns to appellant’s                  
          specification, page 5, lines 15-24, for a teaching of employing             
          a gas dryer since, the examiner alleges, appellant “states that             
          the gas dryer required for the disclosed system may be selected             
          from any known and available design including the chemical                  
          drying” [answer-page 5].  The examiner then concludes that it               







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