Ex parte KNAUF - Page 6




          Appeal No. 1997-1516                                                        
          Application No. 08/326,501                                                  


          1 fails to recite any release layer.  We agree with the                     
          examiner that the embodiment depicted in figure 1 of Hosoda                 
          meets the claim requirements for a paper substrate having one               
          side coated with a polypropylene layer and the other side with              
          an acrylic sealant layer.  Also, although appellant submits                 
          that Hosoda "does not contain a soap-based acrylic resin                    
          coating layer placed on the opposite side of the substrate                  
          from the release layer" (page 6 of principal brief), the                    
          examiner correctly notes that appealed claim 1 fails to recite              
          either a soap-based acrylic resin or a release layer.                       
               We will not sustain the examiner's rejection of claim 2                
          under § 103 over Hosoda because the reference does not teach                
          or suggest the required "silicone coating layer located on                  
          said polypropylene coating layer."  Rather, Hosoda discloses                
          that the silicone coating layer is located on the acrylic                   
          undercoat layer.                                                            
               We now turn to the examiner's rejection of claim 1-10                  
          under § 103 over Hosoda in view of Fagan.  Inasmuch as we have              






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