Ex parte NILSSEN - Page 6




          Appeal No. 96-3090                                         Page 6           
          Application 08/287,409                                                      
               [A]s interpreted in light of the specification and                     
               the rest of claim 44, the recited "sub-assembly"                       
               must clearly include the following elements: (i) the                   
               mechanical switch inherently associated with the                       
               switch lever SL of Fig. 1 (which mechanical switch                     
               provides for connection with the "pair of terminals"                   
               recited in line 3 of claim 44, which "pair of                          
               terminals" must inherently be present "at the                          
               location of an ordinary wall switch"); (ii) face                       
               plate FP of Fig. 1; and (iii) the actuator/timer                       
               unit ATU of Figs. 2a, 2b, 3 and 5.                                     
          If the face plate is interposed between the sub-assembly and                
          the terminals, then how can the sub-assembly include (a) the                
          face plate and (b) the mechanical switch, which must be                     
          between the face plate and the terminals in order to connect                
          the rest of the sub-assembly to the terminals?  These                       
          limitations are logically inconsistent.  Yet if the sub-                    
          assembly does not include the mechanical switch, we agree with              
          the examiner (Paper 32 at 7) that it is not clear how the sub-              
          assembly is connected to the terminals to turn the power on                 
          and off.  Given the uncertainty surrounding claim 44, both as               
          written and as argued, we conclude that we must sustain the                 
          rejection of claims 44-49 under section 112[2] as indefinite.               
               We reverse all of the remaining rejections of claims 44-               
          49 without saying anything about the merits of these                        
          rejections because the meaning of these claims is so uncertain              
          that we cannot find facts based on the language of the claims.              
          Cf. In re Steele, 305 F.2d 859, 862-63, 134 USPQ 292, 295                   





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