Ex parte SLACK et al. - Page 4




          Appeal No. 95-0801                                                           
          Application 08/018,830                                                       


          isocyanurate structure.? (answer, page 3).  The examiner                     
          additionally takes the position ?that the specification would                
          not enable any person skilled in the art to practice the                     
          process defined by each of the rejected claims without undue                 
          experimentation.? (answer, page 3).  The examiner advances the               
          reasoning that catalytic systems are generally considered                    
          unpredictable and specifically the catalysis of isocyanurate                 
          forming processes by alkali metal derivatives takes place                    
          unpredictably (answer, page 3, citing column 2, lines 34-38,                 
          of Robin).                                                                   
               The specification, when filed, must enable one skilled in               
          the particular art to use the invention without undue                        
          experimentation.  See In re Wands, 858 F.2d 731, 737, 8 USPQ2d               
          1400, 1404 (Fed. Cir. 1988).  The specification must teach                   
          those of skill in the art how to make and use the invention as               
          broadly as it is claimed.  See In re Goodman, 11 F.3d 1046,                  
          1050, 29 USPQ2d 2010, 2013 (Fed. Cir. 1993).  However, it is                 
          well settled that the initial burden of establishing lack of                 
          enablement under the first paragraph of 35 U.S.C. § 112 lies                 
          with the examiner.  See In re Wright, 999 F.2d 1557, 1561, 27                


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