(19)

(11)

EP 2 084 311 A2

(12)

(88) Date of publication A3: 19.06.2008 (43) Date of publication: 05.08.2009 Bulletin 2009/32 (21) Application number: 07827190.5 (22) Date of filing: 07.10.2007

(51) International Patent Classification (IPC):  C25D 9/04(2006.01) C25D 9/06(2006.01) (86) International application number: PCT/IL2007/001216 (87) International publication number: WO 2008/038293 (03.04.2008 Gazette 2008/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 27.09.2006 US 847378 P (71) Applicant: Yissum Research Development Company of the Hebrew University of Jerusalem Jerusalem 91390 (IL)	(72) Inventors: MANDLER, Daniel 96624 Jerusalem (IL) AVNIR, David 96908 Jerusalem (IL) SHACHAM, Ronen 46302 Herzelia (IL) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Leopoldstrasse 4 80802 München 80802 München (DE)