Ex parte PILTINGSRUD - Page 11




                 Appeal No. 2000-0078                                                                                                                   
                 Application No. 08/837,242                                                                                                             

                 equivalents under § 112, sixth paragraph, of appellant’s                                                                               
                 controller, motor and reduction gear set.  In Odetics, Inc. v.                                                                         
                 Storage Technology Corp.,                                                                                                              
                 185 F.3d 1259, 1267, 51 USPQ2d 1225, 1230 (Fed. Cir. 1999),                                                                            
                 the court stated:                                                                                                                      
                          Structural equivalence under § 112, ¶ 6 is met only                                                                           
                          if the differences are  insubstantial, see                                                                                    
                          Chiuminatta,[ ] 145 F.3d at 1308, 46 USPQ2d at 1756;5                                                                                                     
                          that is, if the assertedly equivalent structure                                                                               
                          performs the claimed function in substantially the                                                                            
                          same way to achieve substantially the same result as                                                                          
                          the corresponding structure described in the                                                                                  
                          specification.  See 35 U.S.C. § 112, ¶ 6 (means-plus                                                                          
                          function claim literally covers “the corresponding                                                                            
                          structure, material, or acts described in the                                                                                 
                          specification and equivalents thereof(emphasis                                                                              
                          supplied)).                                                                                                                   
                 Applying this test in the instant case, we do not consider                                                                             
                 that the differences between appellant’s disclosed controller,                                                                         
                 motor and reduction gear set arrangement and Douglas’                                                                                  
                 manually-operated handle and spindle are insubstantial.                                                                                
                 Douglas therefore does not disclose an equivalent of                                                                                   
                 appellant’s structure which corresponds to the claimed “drive                                                                          
                 means,” and consequently does not anticipate claim 26.                                                                                 
                                   Rejection (3) accordingly will not be sustained.                                                                     

                          5  Chiuminatta Concrete Concepts, Inc. v. Cardinal Indus.                                                                     
                 Inc., 145 F.3d 1303, 46 USPQ2d 1752 (Fed. Cir. 1998).                                                                                  
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