Ex Parte Zehler - Page 13

                Appeal 2006-2269                                                                                  
                Application 10/051,938                                                                            

                “Reasons for Allowance” in the prosecution history, we surmise that                               
                independent claim 53 and its dependent claims 79-80 were allowed because                          
                the polyol was limited to “trimethylolpropane.”                                                   
                       Dependent claims 40, 56, 70, 78, 82 and 84 all recite that the hindered                    
                polyol is “trimethylolpropane.”  Claims 40, 56, 70, 78, 82 and 84 are all                         
                rejected under § 103(a) over Duncan in view Funkhouser.  At least in the                          
                case of claim 40, the “hindered polyol” of claim 38 is limited to                                 
                “trimethylolpropane”, such that the scope of claim 40, which depends on                           
                claim 38, is identical to allowed claim 53.  Since at least claim 40 is rejected                  
                under § 103(a) over Duncan in view of Funkhouser, it appears that claims 53                       
                and 79-80 which require “trimethylolpropane” as the polyol should be                              
                rejected similarly.                                                                               
                       Duncan appears to teach a biodegradable polyol ester made from a                           
                trimethyolpropane and a mixture of C7 and C8 linear monocarboxylic acids                          
                (See, Table 8, “TMP/7810”).  Based on Duncan’s teaching to use the                                
                disclosed fluids as hydraulic fluids, it would have been prima facie obvious                      
                to combine Duncan’s “TMP/7810” fluid with Funkhouser’s conventional                               
                hydraulic shock absorber to create a more environmentally friendly shock                          
                absorber.                                                                                         
                       From the foregoing, the allowed claims 53 and 79-80 appear to be                           
                unpatentable under § 103(a) over Duncan in view of Funkhouser.                                    
                       Therefore, upon return of this application to the jurisdiction of the                      
                Examining Corps, the Examiner must determine whether claims 53 and 79-                            
                80 are unpatentable over Duncan in view of Funkhouser under 35 U.S.C.                             
                § 103(a) and make this determination of record consistent with current                            
                examining practice and procedure.                                                                 

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