Abstract: A system for managing the unlocking of a device for identifying a commercial item includes at least two elements capable of assuming a locked position in which they enclose the article between them, and an unlocked position. The system includes a device for unlocking the identification device, elements for preventing unlocking, which are activated, and decision elements for deciding whether to deactivate or not deactivate the elements for preventing unlocking. The decision elements are capable of deciding on the basis of the identification or lack of identification of the association of the identification device and the commercial item to which the device is attached.

Abstract: A system for managing the unlocking of a device for identifying a commercial item includes at least two elements capable of assuming a locked position in which they enclose the article between them, and an unlocked position. The system includes a device for unlocking the identification device, elements for preventing unlocking, which are activated, and decision elements for deciding whether to deactivate or not deactivate the elements for preventing unlocking. The decision elements are capable of deciding on the basis of the identification or lack of identification of the association of the identification device and the commercial item to which the device is attached.

Abstract: A system for managing the unlocking of a device for identifying a commercial item includes at least two elements capable of assuming a locked position in which they enclose the article between them, and an unlocked position. The system includes a device for unlocking the identification device, elements for preventing unlocking, which are activated, and decision elements for deciding whether to deactivate or not deactivate the elements for preventing unlocking. The decision elements are capable of deciding on the basis of the identification or lack of identification of the association of the identification device and the commercial item to which the device is attached.

Abstract: A device for marking an article with a view to identifying same includes an information display area, a medium for storing the information to be displayed (26), a programmable clock (42), an electrical power supply system (44), a selection element (38, 40, 40a, 22b) for selecting information from the storage medium in order to display same in a display area and an element for attaching the device to the article or packaging thereof, wherein the selection element is enabled at one or more moments programmed into the programmable clock.

Abstract: An assembly for protecting an item against theft, includes a device (10) for marking the item with a view to identifying same, the device including an area (16) for displaying information, a storage medium (26) in which data to be displayed is stored, elements (22, 24) for selecting data from the storage medium (26) to be displayed in the display area (16), wherein the protection assembly includes a member (14) for attaching the assembly to the item to be protected or to the packaging thereof.

Abstract: A device (10; 20) for marking an item for the purpose of its identification, includes: a tip (14; 24) designed to pass through the item to be marked or a packaging containing this item, a head (12; 22) that has two opposite surfaces, with the tip extending from a first surface of the two surfaces, characterized in that on the side of the second opposite surface, the head has a printed zone that is protected by a transparent protective cover (16; 30).