Ex Parte Ketchum - Page 5




                Appeal No. 2005-0015                                                                             Page 5                   
                Application No. 09/788,274                                                                                                


                590, 18 USPQ2d 1089, 1091 (Fed. Cir. 1991); In re Wood, 582 F.2d 638, 642, 199                                            
                USPQ 137, 140 (CCPA 1978)).                                                                                               
                        With respect to claim 4, the only limitation argued by appellant to be lacking                                    
                appears to be “a circuit adapted to respond [to a change in6] temperature of said leaked                                  
                fluid when said change occurs at a rate indicative of contact with leaked liquid whose                                    
                temperature approaches that of a human body.”  While the Ketchum patent does not                                          
                disclose the use of a rate of change detector, claim 4 before us on appeal does not                                       
                require a rate of change detector.  It is apparent from the disclosure of Ketchum that the                                
                circuit 37 and indicators 40 respond to a temperature change when such change occurs                                      
                at a rate indicative of contact with leaked liquid whose temperature approaches that of a                                 
                human body, thereby meeting the language of the claim, notwithstanding that Ketchum                                       
                is not concerned with and does not measure the rate of temperature change.  We thus                                       
                sustain the rejection of claim 4.                                                                                         
                                                           CONCLUSION                                                                     
                        To summarize, the decision of the examiner to reject claims 1-4 under 35 U.S.C.                                   
                § 102(b) is affirmed.                                                                                                     




                        6 Although the clean copy of claim 4 (page 3 of Paper No. 8) as amended and entered reads, in                     
                the last paragraph, “a circuit adapted to respond to change a temperature ...,” it is apparent from the                   
                version of amended claim 4 with markings to show changes made (page 9 of Paper No. 8) that appellant                      
                intended to retain the language “a circuit adapted to respond to a change in temperature.”  Accordingly, for              
                purposes of this appeal, we have interpreted claim 4 as appellant clearly intended it to read.  In the event              
                of further prosecution of this application, however, action should be taken by either the examiner or                     
                appellant to formally correct this inconsistency.                                                                         





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