Document b5kwjQQR5moazrzwG2Z31RRd3

BROOKES & MARTIN CHARTERED PATENT AGENTS TRADE MARK AGENTS EUROPEAN PATENT ATTORNEYS RICHAF DAVID ERIC E. BARNARD. CEmn g . MlIEEEE-. C Dip. A.F. JOHN F. SYMONDS. LLBAOn o - SOLUICITOR JOHN H. BLAKE. S.8C. (Ch EM.> HUGH R. WRIGHT. MA Ok o n PETER C. SANDERS. BSC. DONALD J. ATTFIELD. asc. C.Ch em. M R.SC. (BIRMINGHAM! ASSISTED BY. TIMOTHY M. A. RICKARD. BSe. Ph O. GRAHAM F. MATTHEWS. B.A. CENG. FI.E.E. (CONSULTANT) H. NICHOLAS MATTHEWS. M.in b t T.M.A. (CONSULTANT) GEOFFREY E. BROOME (CONSULTANT) o f f ic e Ma n a g e r - A. J. JELLY a c c o u n t s -- MRS C. OLSINIA 26 November 1991 r e c e iv e d LDX 318 HIGH HOLBORN HOUSE 52/54, HIGH HOLBORN LONDON, WC1V 6SE PATEHT RECORDS CEHTBB OUR REF JR/ CHI370 E.I. Du Pont de Nemours & Company Legal Department, Patent Records Center, 1007 Market Street, Wilmington, Delaware 19898, U.S.A. For the attention of Mr, David J. Gould Dear Sirs, European Patent No.O 245 984 We have now been advised that the nine-month opposition period has expired and no Notice of Opposition to the above patent has been filed. Yours faithfully. Miss Jill Routh BROOKES' & MARTIN TUNBRIDGE WELLS: 1 BOYNE PARK. TUNBRIDGE WELLS. KENT. TN4 BEL. TEL- (08921 510600 TELEX S57073 FACSIMILE 108921 510666 BIRMINGHAM: PRUDENTIAL BUILDINGS. B ST. PHILIPS PLACE BIRMINGHAM. 83 ZAP. TEL 10211 236 6262 TELEX 335361 FACSIMILE <0211 200 1373 MUNICH 15 2WEtBR0CKENSTOASSE. 6000 MUNICH 22. TEL C08B> 22 20 10 N 30913