Patent ID: 6824066
Filing Date: 2004-11-30
Classification: G06K,G07C,G07F

Abstract:
A key card for use in an electronic lock, the lock including a reader, the key card including coded information detectable by the reader so that the electronic lock can be opened, the key card comprising at least two panels joined on adjacent edges of the two panels, each panel having an inside surface and an outside surface, each panel also comprising a printing substrate, the key card being insertable into the electronic lock in a closed configuration in which only the outside surfaces of each panel are exposed; printed informational matter being printed on the exterior of the inside surfaces of the two panels, the printed informational matter being visible when the two panels are opened to reveal the printed informational matter, the key card having a larger display space for printed informational matter than available on a single two-sided panel having the same external dimensions as the key card when folded.