(19)

(11)

EP 1 969 454 A2

(12)

(88) Date of publication A3: 18.10.2007 (43) Date of publication: 17.09.2008 Bulletin 2008/38 (21) Application number: 06849270.1 (22) Date of filing: 29.12.2006

(51) International Patent Classification (IPC):  G06F 3/06(2006.01) (86) International application number: PCT/US2006/049593 (87) International publication number: WO 2007/081581 (19.07.2007 Gazette 2007/29)

(84) Designated Contracting States: DE GB (30) Priority: 03.01.2006 US 324639 03.01.2006 US 324728 (71) Applicant: EMC Corporation Hopkinton, MA 01748 (US)	(72) Inventors: ZELIKOV, Mikhail Needham, MA 02494 (US) TODD, Stephen, J. Shrewsbury, MA 01545 (US) BROWN, Jeffrey, A. Shrewbury, MA 01545 (US) ESPY, James, W. Andover, MA 01810 (US) (74) Representative: Kuhnen & Wacker  Patent- und Rechtsanwaltsbüro Prinz-Ludwig-Strasse 40A 85354 Freising 85354 Freising (DE)