(19)

(11)

EP 1 326 707 A2

(12)

(88) Date of publication A3: 15.08.2002 (43) Date of publication: 16.07.2003 Bulletin 2003/29 (21) Application number: 01968731.8 (22) Date of filing: 06.09.2001

(51) International Patent Classification (IPC)7: B01J 19/00, C12Q 1/68 (86) International application number: PCT/US0128/216 (87) International publication number: WO 0202/6376 (04.04.2002 Gazette 2002/12)

(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: 27.09.2000 US 670766 (71) Applicant: SurModics, Inc. Eden Prairie, MN 55344-3523 (US)	(72) Inventors: SWANSON, Melvin, J. Carver, MN 55315 (US) GUIRE, Patrick, E. Eden Prairie, MN 55346 (US) (74) Representative: Vidon, Patrice  Le Nobel,2, allée Antoine BecquerelBP 90333 35703 Rennes Cedex 7 35703 Rennes Cedex 7 (FR)