(19)

(11)

EP 1 264 361 A1

(12)

(43) Date of publication: 11.12.2002 Bulletin 2002/50 (21) Application number: 01913175.4 (22) Date of filing: 28.02.2001

(51) International Patent Classification (IPC)7: H01P 1/208 (86) International application number: PCT/US0106/492 (87) International publication number: WO 0106/5631 (07.09.2001 Gazette 2001/36)

(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: 28.02.2000 US 514403 (71) Applicant: ISCO International, Inc. Mt. Prospect, IL 60056 (US)	(72) Inventors: ABDELMONEM, Amr Arlington Heights, IL 60004 (US) REMILLARD, Stephen, K. Arlington Heights, IL 60004 (US) (74) Representative: Lawrence, John  Barker Brettell 138 Hagley RoadEdgbaston Birmingham B16 9PW Birmingham B16 9PW (GB)