Ex parte SCHAVAN et al. - Page 7




          Appeal No. 97-0935                                                          
          Application 08/340,905                                                      






          Union Oil Co., 814 F.2d 628, 633, 2 USPQ2d 1051, 1054 (Fed.                 
          Cir.), cert. denied, 484 U.S. 827 (1987)), or that the                      
          reference teach what the applicant is claiming, but only that               
          the claim on appeal "reads on" something disclosed in the                   
          reference, i.e., all limitations of the claim are found in the              
          reference (Kalman v. Kimberly-Clark Corp., 713 F.2d 760, 772,               
          218 USPQ 781, 789 (Fed. Cir. 1983), cert. denied, 465 U.S.                  
          1026 (1984)).                                                               
                    Claim 14 stands rejected as being anticipated by                  
          Collison.  Collison discloses a bone plate assembly comprising              
          a bone plate 3 having screw holes 4 therein.  The bone                      
          fixation device or screw is used to connect the bone plate to               
          the bone.  The screw of Collison has a shaft with a head, the               
          head having a cruciate profile for contact with a driving                   
          tool.  The shaft of the screw has an upper portion with                     
          threads 13 thereon and a frustoconical portion that narrows                 
          down into a cylindrical pilot portion that extends from the                 
          threads 13 to the tip of the screw.  This pilot portion has                 

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