(19)
(11) EP 1 597 710 A1

(12)

(43) Date of publication:
23.11.2005 Bulletin 2005/47

(21) Application number: 04705319.4

(22) Date of filing: 26.01.2004
(51) International Patent Classification (IPC)7G07F 17/32
(86) International application number:
PCT/US2004/002123
(87) International publication number:
WO 2004/079674 (16.09.2004 Gazette 2004/38)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 28.02.2003 US 376852

(71) Applicant: IGT
Reno, Nevada 89521-8986 (US)

(72) Inventors:
  • SILVA, Robert
    Reno, NV 89509 (US)
  • LUNDY, Chris
    Reno, NV 89521 (US)
  • OLSON, Garrett
    Reno, NV 89511 (US)
  • KREMER, Jason
    Reno, NV 89511 (US)

(74) Representative: Körber, Martin Hans 
Mitscherlich & Partner Patentanwälte Sonnenstrasse 33
80331 München
80331 München (DE)

   


(54) APPARATUS FOR REVEALING A HIDDEN VISUAL ELEMENT IN A GAMING UNIT