Ex Parte LANZARA - Page 4




              Appeal No. 2001-1437                                                                                     
              Application No.  08/764,145                                                                              
              effective for binding to said receptors in both a high and a low affinity state effective for            
              obtaining said response mixed with an inhibitor of the agonist specific to the receptors.                
              The inhibitor of the agonist specific to the receptors is in a second amount sufficient to               
              prevent desensitization of the receptor, the second amount being Ki(KDLKDH/2)-½ of the                   
              first amount, where KDL and KDH are dissociation constants of said agonist in low and                    
              high affinity states, respectively, and Ki is the dissociation constant of said inhibitor.               
                     It follows that once the first drug or agonist has been selected and its dosage                   
              amount chosen, this leads to a specific amount of drug for the inhibitor of the agonist in               
              the formulation of the claims.   According to the specification, the “instant formulation                
              determines the lowest acceptable dose of inhibitor or antagonist to mix with the drug                    
              which completely prevents desensitization.”   Specification, page 13.                                    


              35 U.S.C. ' 102(b)/103(a)                                                                                
                     Claims 1-5 stand rejected under 35 U.S.C. § 102(b) as anticipated or in the                       
              alternative under 35 U.S.C. § 103(a) as obvious in view of Geoffroy.                                     
                     To anticipate a claim, a prior art reference must disclose every limitation of the                
              claimed invention, either explicitly or inherently.  In re Schreiber, 128 F.3d 1473, 1477,               
              44 USPQ2d 1429, 1431 (Fed. Cir. 1997).  A prima facie case of obviousness is                             
              established when the teachings from the prior art itself would appear to have suggested                  
              the claimed subject matter to a person of ordinary skill in the art.  In re Bell, 991 F.2d               
              781, 783, 26 USPQ2d 1529, 1531 (Fed. Cir. 1993).  An obviousness analysis requires                       

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