Ex parte GRABHORN - Page 22




          Appeal No. 1999-2446                                      Page 22           
          Application No. 08/705,592                                                  


               Claim 12 recites that the wood fragments are "not                      
          retained by a separation screen having a screen opening of                  
          about 1½ inch, so that the wood fragments within the container              
          are smaller than 1½ inch."  Once again the examiner has not                 
          provided any evidence as to why it would have been obvious at               
          the time the invention was made to a person having ordinary                 
          skill in the art to have modified the size of the wood                      
          fragments to be smaller than 1½ inch.  Since the examiner has               
          not established that the subject matter of claim 12 would have              
          been obvious under 35 U.S.C. § 103, the decision of the                     
          examiner to reject claim 12 under 35 U.S.C.                                 
          § 103 as being unpatentable over Scott is reversed.                         


          Claim 13                                                                    
               Claim 13 adds to parent claim 6 the limitation that the                
          container comprises a plastic mesh.  Since this limitation is               
          clearly not met by Scott, the examiner determined (answer, p.               
          7) that "the particular material from which the mesh is made                
          is considered to be a matter of obvious choice because one                  
          skilled in the art would have knowledge of the use of plastic               








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