(19)

(11)

EP 1 255 798 A2

(12)

(88) Date of publication A3: 07.02.2002 (43) Date of publication: 13.11.2002 Bulletin 2002/46 (21) Application number: 00992216.2 (22) Date of filing: 18.12.2000

(51) International Patent Classification (IPC)7: C09K 19/18, C07C 22/08, C07C 25/18, C07C 25/24, C07C 255/50, C07C 43/225 (86) International application number: PCT/US0034/403 (87) International publication number: WO 0106/0946 (23.08.2001 Gazette 2001/34)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 15.02.2000 US 182727 P 04.03.2000 US 541725 (71) Applicants: HRL Laboratories Malibu, CA 90265 (US) Wu, Shin-Tson Northridge, CA 91324 (US) Nubert, Mary Stowe, OH 44224 (US) Kent State University Kent, OH 44242-0001 (US)	(72) Inventors: WU, Shin-Tson Northridge, CA 91324 (US) NUBERT, Mary Stowe, OH 44224 (US) (74) Representative: Pluckrose, Anthony William et al BOULT WADE TENNANT,Verulam Gardens70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)