(19)

(11)

EP 1 163 703 A1

(12)

(43) Date of publication: 19.12.2001 Bulletin 2001/51 (21) Application number: 00905921.3 (22) Date of filing: 02.02.2000

(51) International Patent Classification (IPC)7: H01M 4/58, H01M 4/34, C01F 1/00, H01B 1/02 (86) International application number: PCT/US0002/653 (87) International publication number: WO 0046/867 (10.08.2000 Gazette 2000/32)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 05.02.1999 US 246076 13.05.1999 US 311506 (71) Applicant: Nanogram Corporation Fremont, CA, 94538 (US)	(72) Inventors: HORNE, Craig, R. San Francisco, CA 94110 (US) REITZ, Hariklia, Dris Santa Clara, CA 95050 (US) BUCKLEY, James, P. San Jose, CA 95139 (US) KUMAR, Sujeet Fremont, CA 94538 (US) FORTUNAK, Yu, K. Fremont, CA 94536 (US) BI, Xiangxin San Ramon, CA 94583 (US) (74) Representative: Wakerley, Helen Rachael  Reddie & Grose, 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)