Ex Parte HODGSON et al - Page 3




          Appeal No. 2003-1856                                                        
          Application No. 08/879,322                                                  


               Claims 1-10 and 12-20 stand rejected under 35 U.S.C. § 103.            
          As evidence of obviousness, the examiner offers Queisser in view            
          of Wilkinson with regard to claims 1, 3-6 and 12, adding Bolle to           
          this combination with regard to claims 2, 7-10, 13, 14, 17 and              
          18, while adding Sistler to the original combination with regard            
          to claims 15 and 19.  With regard to claims 16 and 20, the                  
          examiner relies on a combination of all four of these references.           
               Claims 1-10 and 12-20 stand further rejected under 35 U.S.C.           
          § 103 as unpatentable over Heck, Wilkinson, and Sistler.                    
               Reference is made to the briefs and answer for the                     
          respective positions of appellants and the examiner.                        
                                       OPINION                                        
               In rejecting claims under 35 U.S.C. § 103, it is incumbent             
          upon the examiner to establish a factual basis to support the               
          legal conclusion of obviousness.  See In re Fine, 837 F.2d 1071,            
          1073, 5 USPQ2d 1596, 1598 (Fed. Cir. 1988).  In so doing, the               
          examiner is expected to make the factual determinations set forth           
          in Graham v. John Deere Co., 383 U.S. 1, 17, 148 USPQ 459, 467              
          (1966), and to provide a reason why one having ordinary skill in            
          the pertinent art would have been led to modify the prior art or            
          to combine prior art references to arrive at the claimed                    
          invention.  Such reason much stem from some teachings,                      

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