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(11)

EP 1 456 657 A1

(12)

(43) Date of publication: 15.09.2004 Bulletin 2004/38 (21) Application number: 02778794.4 (22) Date of filing: 08.11.2002

(51) International Patent Classification (IPC)7: G01N 33/543, G01N 33/553, G01N 33/551, G01N 33/554, G01N 33/545, G01N 33/536, G01N 33/537, G01N 33/533, G01N 21/00, G01N 21/76, G01N 33/00, G01N 33/53 (86) International application number: PCT/US2002/035907 (87) International publication number: WO 2003/042699 (22.05.2003 Gazette 2003/21)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 09.11.2001 US 337768 P (71) Applicant: Aclara BioSciences, Inc. Mountain View, CA 94043 (US)	(72) Inventors: DEHLINGER, Peter Palo Alto, CA 94306 (US) SINGH, Sharat San Jose, CA 95135 (US) KIRAKOSSIAN, Hrair San Jose, CA 95129 (US) (74) Representative: VOSSIUS & PARTNER  Siebertstrasse 4 81675 München 81675 München (DE)