Ex parte HOFER et al. - Page 4




          Appeal No. 1998-0628                                                         
          Application 08/197,100                                                       

          Brief (Paper No. 31) (pages referred to as "Br__") for                       
          Appellants' arguments thereagainst.                                          
                                       OPINION                                         
               Claims 30-37 and 39-43 stand or fall together with                      
          claim 30.  Claims 44 and 25-29 stand or fall together with                   
          claim 44.                                                                    

          Claims 30-37 and 39-43                                                       
               Initially, we interpret the phrase "for area                            
          determination of the flaws detected in the high-contrast                     
          image" in claim 30 as a statement of intended use.  Statements               
          of intended use are not structural limitations that                          
          distinguish over the prior art.  See In re Pearson,                          
          494 F.2d 1399, 1403, 181 USPQ 641, 644 (CCPA 1974);                          
          In re Yanush, 477 F.2d 958, 959, 177 USPQ 705, 706 (CCPA                     
          1973); In re Casey, 370 F.2d 576, 580, 152 USPQ 235, 238 (CCPA               
          1967).  While, perhaps, we could interpret the                               
          "image-processing device . . . for area determination of the                 
          flaws detected in the high-contrast image" as a means-plus-                  
          function limitation because the "device" does not recite any                 
          structure for performing the function, since claim 30 uses                   
          "means" elsewhere, it is presumed that limitations not using                 
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