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(11)

EP 0 959 769 A1

(12)

(43) Date of publication: 01.12.1999 Bulletin 1999/48 (21) Application number: 97941356.0 (22) Date of filing: 22.08.1997

(51) International Patent Classification (IPC):  G01N 33/ 48( . ) A61B 3/ 14( . ) A61B 10/ 00( . ) C12M 1/ 00( . ) C12Q 1/ 68( . ) G01N 1/ 10( . ) G01N 33/ 566( . ) G06K 9/ 00( . ) A61B 3/ 12( . ) A61B 5/ 117( . ) A61B 10/ 02( . ) C12Q 1/ 34( . ) G01N 1/ 04( . ) G01N 33/ 531( . ) G01N 33/ 574( . ) (86) International application number: PCT/US1997/014873 (87) International publication number: WO 1998/008439 (05.03.1998 Gazette 1998/09)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE (30) Priority: 25.08.1996 US 19960702923 (71) Applicants: Sensar, Inc. Moorestown, NJ 08057 (US) Sarnoff Corporation Princeton, NJ 08543-5300 (US)

(72) Inventors: NEGIN, Michael Tabernacle, NJ 08088 (US) CHMIELEWSKI, Thomas, A., Jr. Langhorne, PA 19053 (US) SAINSBURY, Robin Cherry Hill, NJ 08003 (US) SALGANICOFF, Marcos Philadelphia, PA 19130 (US) HANNA, Keith, James Princeton, NJ 08542 (US) MANDELBAUM, Robert Philadelphia, PA 19102 (US) MISHRA, Deepam Plainsboro, NJ 08536 (US) (74) Representative: SERJEANTS  25, The Crescent King Street Leicester, LE1 6RX Leicester, LE1 6RX (GB)