Patent ID: 8462422

Claim:
A security element including at least one display element for non-resettable visual display of information, wherein said display element comprises: first and second volumes which are fluidically connected via at least one duct, wherein one of said first and second volumes is covered and the other one is not covered; and only one electrically controllable electrode which is associated only to the first volume and which is configured, when charged with an electric voltage, to vary the surface tension of a liquid which is present in the first volume, wherein the second volume comprises no associated electrode; wherein said liquid comprises at least one electrically conducting and/or polar and one non-polar fraction and at least said electrically conducting and/or polar fraction is completely and in a stable manner provided in the second volume which is not associated with the electrode, and wherein said electrically conducting and/or polar fraction is non-reversibly and at least partly due to a singular charging of the electrode, movable into the first volume which is associated with the electrode.