(19)

(11)

EP 1 084 405 A1

(12)

(43) Date of publication: 21.03.2001 Bulletin 2001/12 (21) Application number: 99921069.3 (22) Date of filing: 01.06.1999

(51) International Patent Classification (IPC)7: G01N 33/50 (86) International application number: PCT/IB9900/998 (87) International publication number: WO 9963/343 (09.12.1999 Gazette 1999/49)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 04.06.1998 US 87977 P (71) Applicant: THE PROCTER & GAMBLE COMPANY Cincinnati,Ohio 45202 (US)	(72) Inventors: GRINIUS, Leonas, Leono Cincinnati, OH 45241 (US) MORRIS, Charles, McClellan Cincinnati, OH 47240 (US) (74) Representative: Woof, Victoria et al Patent Department,Procter & Gamble Technical Centres Limited,Rusham ParkWhitehall Lane Egham,Surrey TW20 9NW Egham,Surrey TW20 9NW (GB)