Ex Parte FORBES et al - Page 11




          Appeal No. 1999-2775                                                        
          Application No. 08/549,847                                                  


          apparatus for sanding and polishing comprising a motor including            
          a body and a working head mounted on said body and a vortex tube            
          "mounted on said body" as set forth in independent claim 1 on               
          appeal.1  Moreover, the applied prior art also does not teach or            
          suggest the particular arrangement of components defined in                 
          claims 2 and 14 on appeal, i.e., "a water filter and a chiller              
          unit in series with the vortex tube at the inlet end of said                
          compressed gas line."  In this regard, the examiner's reference             
          to column 2, lines 5-20, of Peter is of no avail, since this                
          portion of the prior art patent merely discloses use of a                   
          "central air dryer" or alternatively the use of antifreeze                  
          injectors, and does not teach or suggest the use of both a water            
          filter/dryer and a chiller unit in series with the vortex tube.             
          Accordingly, the examiner's rejection of independent claim 1                
          under 35 U.S.C. § 103, and of claims 2 and 5 through 7 which                
          depend therefrom, will not be sustained.  Likewise, the                     
          examiner's rejection of claim 14 under 35 U.S.C. § 103 based on             
          the collective teachings of Lubbering '242 and Peter or the                 
          Vortec Catalog will not be sustained.                                       



               1 It does not appear that appellants have shown the subject            
          matter defined in claim 1 on appeal, including a vortex tube                
          mounted on the motor body, in the drawings of the present                   
          application.  As set forth in 37 CFR § 1.83(a), the drawing "must           
          show every feature of the invention specified in the claims."               
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