Ex Parte LESSMOLLMANN et al - Page 3




              Appeal No. 2000-1103                                                                                      
              Application No. 08/576,367                                                                                

                     ceramic, glass, stone, quartz, gallium arsenide, germanium or mixture thereof;                     


                     (b) filling the cavity and covering the microstructured mold with a flowable                       
                     plastic or sinterable material;                                                                    
                     (c) solidifying the flowable material which has filled and covered the                             
                     microstructured mold; and                                                                          
                     (d) separating the solidified flowable material form the mold to provide a                         
                     plastic or sintered material element having a microstruture complementary to                       
                     the microstructured mold.                                                                          
                     31.  A microstructured element produced by the process of Claim 18.                                
                     32. A microstructured element produced by the process  comprising the steps                        
                     of:                                                                                                
                     (a) forming a microstructure of a microstructured mold having an open cavity                       
                     on one surface thereof from a solid body by mechanical machining, additive                         
                     structuring or subtractive structuring, wherein said mold consists essentially of                  
                     ceramic, glass, stone, quartz, gallium arsenide, germanium or mixture thereof;                     
                     (b) filling the cavity and covering the microstructured mold with a flowable                       
                     electrical non-conductive material;                                                                
                     (c) solidifying the flowable electrically non-conductive material to form a                        
                     solid layer in contact with the surface of the microstructured mold and filling                    
                     the cavity;                                                                                        
                     (d) removing a portion of the solid layer to expose the surface of the                             
                     microstructured mold and the cavity filling with solidified flowable material;                     
                     (e) applying a layer of conductive material to and covering the exposed surface                    
                     of the mold and filled cavity;                                                                     

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