Document rgJoDX8oxbR1QjrMgX4dz7p7

Telephones: (5) 533-30-60 (5) 207-13-64 (5) 207-01-56 (5) 511-99-67 (5) 511-99-68 LHTHCFF, GOMFZ VFGA & UHTHCFF, S. C APARTADO POSTAL!P.O. BOX> M-2059 06000 MEXICO, D.F71 , -- HAMBURGONo. 260 06600 MEXICO, O F. - ,May 43 E.I. DU PONT DE NEMOURS AND COMPANY Legal Department Patents Records center 1007 Market Street Wilmington, delaware 19898 U.S.A. PATENTS TRADEMARKS COPYwRIGHTS & LICENSING 5 1998 OJG Oi Counsel: JAVIER UHTHOFF Legal: BERNARDO GOMEZ VEGA ALEJANDRO UHTHOFF BJORN 0. VADILLO ROBERT YOUNG MANUEL M. SOTO MARIO PONCE HORACIO RANGEL HERIBBRTO PEDRAZA HECTOR VELASCO GABRIELA ALVAREZ CONSUELO GONZALEZ JAVIER UHTHOFF DRIVE PIERRE DOMETTE CRISTINA SOTO ADOLFO OCEJO LILIANA HERNANOEZ REBECA GALVAN Technical: JOSE LEON DEL RIO FERNANDO AHEDO PORFIRIO GARCIA GEORGINA SAMANO MARISELA ARCHUNDIA ISMAEL BAUTISTA LUIS SORIA Administration: MARIO MONTAftEZ RAUL RODRIGUEZ MARY TALLAVAS GUILLERMO MARTINEZ RE: E.I. DU PONT DE NEMOURS AND COMPANY - Mex. Pat. appln. No. 192468 Your Ref: CH-1175 Coombe - Our Case: 363-P. Gentlemen: Reverting to the above application, we regret to inform you that, as a reaction to the last amendment filed by us in reply to the last Official Action, now we have received an official letter in which, under the consideration that such last amendment has not complied with all the requisites fixed by the Examiner. The applicant is again compelled to fully comply with such requisites by amending the claims presently on file in accordance with the following indications: a) Improve the wording of claim 1, substituting the word "means" by the proper technical terms. This Official letter is in line with the practice of the Patent Office directed to avoid interminable prosecutions of patent applications. The Official letter herein reported fixes a term expiring on: & Zo.go TELEX: 17-74-554 UTOFME 17-73-380 UTOFME FACSIMILE: NEFAX17 GII & 111 DIAL (525) 514-75-96 CABLES: UHTHOFF DUP05 0302032