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(11)

EP 1 620 715 A1

(12)

(43) Date of publication: 01.02.2006 Bulletin 2006/05 (21) Application number: 04759569.9 (22) Date of filing: 15.04.2004

(51) International Patent Classification (IPC):  G01N 21/86(1980.01) G01N 21/03(1980.01) G01N 21/35(1980.01) (86) International application number: PCT/US2004/011693 (87) International publication number: WO 2004/092715 (28.10.2004 Gazette 2004/44)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 15.04.2003 US 463132 P 15.04.2003 US 463150 P 27.05.2003 US 473557 P 10.07.2003 US 486153 P (71) Applicant: Optiscan Biomedical Corporation Alameda, CA 94501 (US)	(72) Inventors: BRAIG, James, R. Piedmont, CA 94611 (US) LI, Ken, I. Piedmont, CA 94611 (US) STERLING, Bernhard, B. Danville, CA 94086 (US) RULE, Peter Los Altos Hills, CA 94024 (US) HARTSTEIN, Philip, C. Palo Alto, CA 94301 (US) (74) Representative: HOFFMANN EITLE  Patent- und Rechtsanwälte Arabellastrasse 4 81925 München 81925 München (DE)