Ex Parte Wong et al - Page 4

               Appeal 2006-2791                                                                             
               Application 09/729,626                                                                       

               the strength and hand of the fabric (Answer 3-4).  The Examiner contends                     
               that while Greenway does not use the same language as Appellants for the                     
               properties of channel width and Average Height Differential, Greenway                        
               does disclose a forming surface made up of a series of raised and recessed                   
               regions while teaching that the particular texture and pattern of the fabric                 
               relates to the desired aesthetic properties and tensile strength (Answer 5-6).               
                      Accordingly, the issues presented from the record in this appeal are as               
               follows: (1) Has the Examiner identified a reasonable basis for believing that               
               the product of Greenway is substantially similar to the claimed product, even                
               in the absence of a disclosure of the claimed properties; and (2) Has the                    
               Examiner identified reasons why one of ordinary skill in the art would have                  
               modified the Greenway product to produce a cleaning sheet that is the same                   
               or substantially similar to the claimed product?                                             
                      We determine that the Examiner has met the initial burden of proof                    
               and established a prima facie case of obviousness in view of Greenway.  We                   
               further determine that Appellants’ arguments do not adequately rebut this                    
               prima facie case.  Therefore, we AFFIRM the sole rejection in this appeal                    
               essentially for the reasons stated in the Answer, as well as those reasons set               
               forth below.                                                                                 
                                                OPINION                                                     
                      We determine the following Factual Findings from the record in this                   
               appeal:                                                                                      
                      (1) Greenway discloses an apparatus and related process for                           
                         entangling a fibrous web having two layers to form a textile-like                  
                         fabric having a uniform, non-apertured surface with a symmetrical                  


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