(19)

(11)

EP 1 846 822 A2

(12)

(43) Date of publication: 24.10.2007 Bulletin 2007/43 (21) Application number: 05855725.7 (22) Date of filing: 30.12.2005

(51) International Patent Classification (IPC):  G06F 9/46(2006.01) (86) International application number: PCT/US2005/047212 (87) International publication number: WO 2006/073978 (13.07.2006 Gazette 2006/28)

(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 NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 30.12.2004 US 640104 P 14.10.2005 US 249744 (71) Applicant: Computer Aid Inc. Allentown, Pennsylvania 18104 (US)	(72) Inventor: CLATER, Gene Northampton, Pennsylvania 18067 (US) (74) Representative: Lord, Michael  Gill Jennings & Every LLP Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)