Document 2RVZom54g0XGa0LQyqvry5Z4b

Telephones: (5) 533-50-60 (5) 207-13-64 (5)207-01-56 (5)511-99-67 (5) 511-99-68 UHTHOFF, GOMEI VEGA & UHTHCFF,S.C APARTADO POSTAL {P.O. BOX) M-2059 06000 MEXICO. D.F. HAMBURGO No. 260 06600 MEXICO, D.F. Mam 6, 1988 PATENTS TRADEMARKS COPYRIGHTS & LICENSING '*'1 ! I V / r- * VL E.I. DU PONT DE ^ NEMOURS AMD COMPANY ' j Q JQffo Legal Department ^ Patents Records Center-PAT'FjvT 1007 Market Street Wilmington, Delaware 19898 '"r U.S.A. ^ECf/VED W4V 23 1588 dj g Of Counsel: JAVIER UHTHOFF Ugal: BERNARDO GOMEZ VEGA ALEJANORC UHTHOFF BJORN B. VAD1LL0 ROBERT YOUNG MANUEL M. SOTO MARIO PONCE HERIBERTO PEDRAZA HECTOR VELASCO HORACIO RANGEL GASRIELA ALVAREZ CONSUELO GONZALEZ JAVIER UHTHOFF ORIVE PIERRE DOMETTE EVANGELJNA VILLAFUERTE ADOLFO OCEJO LILIANA HERNANDEZ REBECA GALVAN Technical: JOSE LEON DEL RIO FERNANDO AHEDO ISMAEL BAUTISTA MARJSELAARCHUNDIA PORFIRIO GARCIA GEORGINA SAMANO LUISSORIA Administration: MARIO MONTANEZ MARY TALLAVAS RAUL RODRIGUEZ RE: E.I. DU PONT DE NEMOURS AND / COMPANY.- Mex. Pat. appln. No. 192468 Your Ref: CH-1175 Cocanbe - Our Case: 363-P Attentions Mr. Craig H. Evans/ Dear Mr. Evans: Thank you for your ccirrnunication dated January 26, 1988. We are pleased to report that the response to the Official Action was filed in due time and in accordance with your instructions. We enclose a copy of the response as filed. Our debit note covering our charges in this matter is also enclosed. Remarks: Your telex of January 26, 1988 was received just one day after we had applied for an extension of term. Enclosures. MA/ icg/nrm* TELEX: 17-74-554 UTOFME 17-73-3B0 UTOFME FACSIMILE: NEFAX17 G II & 111 DIAL (5) 514-75-96 WORLDPOST: UHTH CABLES: UHTHOFF TELEMAIL: 023 258104 UHGV UR N36762 DU P050302033