Ex parte PETTY et al. - Page 3




               Appeal No. 1997-0417                                                                                               
               Application 08/265,548                                                                                             


                      Representative independent claim 18 is reproduced below:                                                    

                      18.     An industrial process system adapted for controlling the flow of a plurality of different           
               materials on respective conveyors wherein the materials are transported to a region to form a                      
               composition of predetermined proportions of said materials by weight without moisture, said system                 
               comprising:                                                                                                        

                      a plurality of sensor stations each disposed above a respective one of said conveyors, each of              
               said sensor stations comprising means for producing an electrical signal representing the real time                
               moisture content of the respective one of materials in response to measurement of light at two different           
               wavelengths from said respective one of materials;                                                                 

                      means responsive to said electrical signals for generating a like plurality of flow signals each            
               corresponding to the flow rate of a respective one of said materials that compensates for moisture in              
               said respective material to produce said predetermined proportion of materials by weight without                   
               moisture; and                                                                                                      

                      means responsive to said flow rate signals for controlling said conveyors.                                  

                      The following reference is relied on by the examiner:                                                       

               Adamski et al. (Adamski)                      5,220,168                             Jun.   15, 1993                

                      Claims 18 to 26 stand rejected under 35 U.S.C. § 103.  As evidence of obviousness, the                      

               examiner relies upon Adamski alone.                                                                                

                      Rather than repeat the positions of appellants and the examiner, reference is made to the Brief             

               and the Answer for the respective details thereof.                                                                 

                                                           OPINION                                                                

                      In reaching our conclusion on the issues raised in this appeal, we have carefully considered                

               appellants’ specification and claims, the applied patent, and the respective viewpoints of appellants and          

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