Ex parte WALKER - Page 2




                 Appeal No. 1999-1042                                                                                     Page 2                        
                 Application No. 08/781,220                                                                                                             


                          The appellant's invention is directed to a medical gas                                                                        
                 services unit.  The claims before us on appeal have been                                                                               
                 reproduced in an appendix to the Brief.                                                                                                
                                                                THE REFERENCES                                                                          
                          The references relied upon by the examiner to support the                                                                     
                 final rejection are:                                                                                                                   
                 Schwartz                                              4,354,330                                    Oct. 19,                            
                 1982                                                                                                                                   
                 Russo et al. (Russo)                                           4,475,322                                    Oct.                       
                 9, 1984                                                                                                                                
                 Kroon et al. (Kroon)                                  5,044,135                                    Sep.  3,                            
                 1991 Walker                                                    5,644,876                                    Jul.                       
                 8, 1997                                                                                                                                
                                                                                         (filed Aug. 26, 1994)                                          

                                                               THE REJECTIONS1                                                                          
                          The following rejections stand under 35 U.S.C. § 103:                                                                         
                 (1) Claims 14-18 on the basis of Russo in view of Kroon.                                                                               
                 (2) Claims 14-18 on the basis of Schwartz in view of Kroon.                                                                            
                 (3) Claims 14-18 on the basis of Kroon in view of Russo.                                                                               
                 (4) Claims 14-18 on the basis of Kroon in view of Schwartz.                                                                            


                          1A rejection of claim 17 under 35 U.S.C. § 112, second                                                                        
                 paragraph, was cured by an amendment under 37 CFR § 1.116(a)                                                                           
                 which the examiner allowed to be entered.  However, the                                                                                
                 rejection was repeated in the Examiner’s Answer, apparently                                                                            
                 inadvertently.                                                                                                                         







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