(19)

(11)

EP 2 250 587 A2

(12)

(88) Date of publication A3: 21.01.2010 (43) Date of publication: 17.11.2010 Bulletin 2010/46 (21) Application number: 09716561.7 (22) Date of filing: 04.03.2009

(51) International Patent Classification (IPC):  G06F 17/30(2006.01) (86) International application number: PCT/US2009/036053 (87) International publication number: WO 2009/111578 (11.09.2009 Gazette 2009/37)

(84) Designated Contracting States: 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 SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 07.03.2008 US 34675 (71) Applicant: Intelligent Spatial Technologies, Inc. Orono ME 04473 (US)	(72) Inventors: FRANK, Christopher Orono Maine 04473 (US) GRILLO, Michael, Henry Penobscot Maine 04476 (US) (74) Representative: Benson, Christopher et al Harrison Goddard Foote Fountain Precinct Balm Green Sheffield, South Yorkshire S1 2JA Sheffield, South Yorkshire S1 2JA (GB)