Ex parte DRESCHER - Page 5




                     Appeal No. 1997-2990                                                                                                                                              
                     Application 08/260,318                                                                                                                                            


                                           [answer, page 3] .                1                                                                                                         
                     The examiner notes that the use of the term “completely” in                                                                                                       
                     lines 34 and 35 of claim 1 is contradictory to the use in                                                                                                         
                     lines 9 and 10 where the phrase “substantially complete” is                                                                                                       
                     used to refer to these beam splitter segments [id., page 5].                                                                                                      
                     Appellant responds that those skilled in the art would suffer                                                                                                     
                     absolutely no claim confusion from this claim language [reply                                                                                                     
                     brief, pages 2-3].               A claim must set out and                                                                                                         
                     circumscribe a particular area with a reasonable degree of                                                                                                        
                     precision and particularity when read in light of the                                                                                                             
                     disclosure as it would be by the artisan.  In re Moore, 439                                                                                                       
                     F.2d 1232, 1235, 169 USPQ 236, 238 (CCPA 1971); In re Johnson,                                                                                                    
                     558 F.2d 1008, 194 USPQ 187 (CCPA 1977).  Acceptability of the                                                                                                    
                     claim language depends on whether one of ordinary skill in the                                                                                                    
                     art would understand what is claimed in light of the                                                                                                              
                     specification.  Seattle Box Co., v. Industrial Crating &                                                                                                          
                     Packing, Inc., 731 F.2d 818, 826, 221 USPQ 568, 574 (Fed. Cir.                                                                                                    
                     1984).                                                                                                                                                            


                                1All other rejections of claims 1 and 2 under the second                                                                                               
                     paragraph of 35 U.S.C. § 112 have been withdrawn by the                                                                                                           
                     examiner in the answer.                                                                                                                                           
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