Patent ID: 6707382
Filing Date: 2004-03-16
Classification: G06K,G07F

Abstract:
A card holder system comprising:a power supply; a plurality of individual card receptacles for receiving and holding cards; sensing means associated with each of said receptacles for determining the presence or the absence of a card therein; security means operably connected to each of said sensing means for emitting a signal caused by the removal of a card from any of said receptacles; activation means for activation and deactivation of said security means; and invalidation means for receiving said signal and thereupon causing a card to be invalidated if said card is removed from said receptacle before deactivation of said security means; wherein said activation and deactivation of said security means for a card in a receptacle can be carried out on at least three levels; wherein the first level comprises full deactivation of said security means to allow removal of said card from said receptacle, the second level comprises partly deactivation of said security means to allow said card to be removed from said receptacle, in which an alarm after a predetermined time indicates that a card has been removed from said receptacle, and wherein the third level comprises the invalidation of said card if said card is removed from said receptacle before deactivation of said security means.