Ex Parte NORTHRUP et al - Page 6


               Appeal No. 2001-0062                                                                                                   
               Application 08/774,170                                                                                                 
                       As noted above, Claim 1 requires a sleeve reaction chamber having a slot for                                   
               insertion of reaction fluid, and a detector which is an electrochemiluminescence cell.                                 
               Claim 16 requires a micromachined cell body having spaced electrodes, a cavity                                         
               adjacent one of the electrodes, and at least one opening therein in communication with                                 
               said cavity.                                                                                                           
                       We focus on figures 1-3 of Pace.  As we understand the reference, Pace                                         
               discloses a trapezoidal channel 32 within base 30.  The top of the channel is covered by                               
               glass plate 38, forming a trapezoidal enclosed channel.  Certainly, this is a sleeve-like                              
               chamber or channel, but we fail to see the slot required by claim 1 or the opening of                                  
               claim 16.  The Examiner has determined that elements 10, 20 are slots (and                                             
               presumably openings).  We disagree.  Element 10 is part of the electrophoresis                                         
               channel, and element 20 is the injection conduit.  We do not see how these can be slots                                
               or openings as required by the instant claims.                                                                         
                       Therefore, the rejection of Claims 1-5, 11, 14-18, and 24 under 35 U.S.C. §103                                 
               as being unpatentable over Pace in view of Hall or Kamin is reversed.                                                  
                                                      Summary of Decision                                                             
                       The rejection of Claims 1-5, 11, 14-18, and 24 under 35 U.S.C. §103 as being                                   
               unpatentable over Heller in view of Hall or Kamin is reversed.                                                         
                       The rejection of Claims 1-5, 11, 14-18, and 24 under 35 U.S.C. §103 as being                                   
               unpatentable over Pace in view of Hall or Kamin is reversed.                                                           
                                                           Other Issues                                                               
                       We note that this application is a continuation-in part of application 08/492,678,                             
               which issued December 31, 1996 as U.S. Patent 5,589,136.  The Examiner should                                          


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