Patent ID: 6199757
Filing Date: 2001-03-13
Classification: G06K,G06Q,G07F,G09F

Abstract:
A telephone calling card comprising:a rectangular configured, planar card member that is wallet sized and has front and rear surfaces, said rear surface including instructions for telephone dialing;a scratch-off label strip that has been adhered to the rear surface, said scratch-off label strip having opposing sides, one side having a self-adhesive positioned thereon that removably adheres the scratch-off label onto the planar card member, the other side having a PIN code field containing a printed PIN (personal identification number) thereon, and a control code field positioned adjacent the PIN code field and having a control code printed thereon, and a scratch-off layer that covers only the PIN code field to obscure from viewing the PIN code while leaving unobscured the control code field.