Ex parte LIN - Page 5




          Appeal No. 1997-4051                                       Page 5           
          Application No. 08/479,245                                                  


          the totality of the record, we are persuaded that the examiner              
          erred in rejecting claims 1-8.  Accordingly, we reverse.                    


               Regarding the obviousness of claims 1-8, the appellant                 
          argues, “even though both Shimoi and Applicant use the terms                
          ‘write-back’ and ‘write-through’, the meanings of these terms               
          in Shimoi are significantly different than the corresponding                
          terms in Applicant's Claims 1 and 5 and in Applicants'                      
          Specification.”  (Appeal Br. at 6.)                                         


               The examiner does not contest that the meanings of the                 
          terms in Shimoi are significantly different than the                        
          corresponding terms in the appellant’s claims and                           
          specification.  Instead, he makes the following reply.                      
               [A] term in a claim may not be given a meaning                         
               repugnant to the usual meaning of that term, In re                     
               Hill, 161 F.2d 367, 73 USPQ 482 (CCPA 1947).  The                      
               term "write-back" and "write-through" in claims 1                      
               and 5 are used by the claim to mean "write-back                        
               caches, unlike 'write-through' caches, do not                          
               immediately write a modified memory word into the                      
               main memory.  Rather, the 'dirty' memory words                         
               remain in the cache and are written back into the                      
               main memory at the occurrence of a predetermined                       
               event, such as a timer interrupt programmed to occur                   
               periodically", while the accepted meaning is “ ... in                  
               the write-back mode, the data temporarily stored in                    







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