(19)

(11)

EP 2 572 273 A2

(12)

(88) Date of publication A3: 16.02.2012 (43) Date of publication: 27.03.2013 Bulletin 2013/13 (21) Application number: 11784355.7 (22) Date of filing: 20.05.2011

(51) International Patent Classification (IPC):  G06F 9/06(2006.01) G06F 15/16(2006.01) G06F 9/44(2006.01) G06F 3/048(2013.01) (86) International application number: PCT/US2011/037414 (87) International publication number: WO 2011/146883 (24.11.2011 Gazette 2011/47)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 15.07.2010 US 836681 15.07.2010 US 836858 15.07.2010 US 836884 15.07.2010 US 836701 21.05.2010 US 347228 P 15.07.2010 US 836643 15.07.2010 US 836951 15.07.2010 US 836909 (71) Applicant: Unisys Corporation Blue Bell, PA 19422 (US)	(72) Inventors: SCHAEFER, Diane, E. North Wales, PA 19454 (US) STEPAN, Troy, J. Phoenixville, PA 19460 (US) NEITZERT, Greg, A. Sioux Falls, SD 57106 (US) (74) Representative: Harrison Goddard Foote  Belgrave Hall Belgrave Street Leeds LS2 8DD Leeds LS2 8DD (GB)