Ex Parte ZACHARIAS - Page 4



          Appeal No. 2001-0220                                                        
          Application No. 09/244,044                                                  

          anticipated by Schmidt, whereas claims 30 and 31 stand rejected             
          under 35 U.S.C. § 102(b) as being anticipated by each of                    
          Soofi '175 and Soofi '667.  In addition, claim 32 stands rejected           
          under 35 U.S.C. § 103(a) as being unpatentable over each of                 
          Soofi '667, Soofi '175 and Schmidt.                                         
               We will not sustain the examiner's rejection of claims 13,             
          15-19 and 24 under § 102 over Schmidt.  We do not subscribe to              
          the examiner's position that:                                               
               [T]he requirement that the dams extend upwardly to 40%                 
               to 60% of the normal operating level of the tundish, is                
               a limitation dealing with the use of the claimed                       
               apparatus, and it has been well settled that the manner                
               or method of use of an apparatus cannot be relied upon                 
               to further limit claims to the apparatus itself [page 3                
               of Answer, second paragraph].                                          
          In our view, the Morales Declaration submitted by appellant                 
          establishes on this record that the normal maximum operating                
          level of molten steel in a tundish is readily understood by one             
          of ordinary skill in the art to be a predetermined level for any            
          particular tundish design (see paragraph 3 of Declaration).                 
          Accordingly, "[e]ven though the normal maximum operating level of           
          molten steel in a tundish varies from tundish to tundish" (id.),            
          we are satisfied that appealed claim 13 positively defines a                
          tundish comprising a dam having the recited structural                      
          relationship regarding the height of the dam.  Accordingly, we              

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