Indicator device at least one item of information representative of the use-by date of a liquid contained in a container

摘要

The present invention relates to a detachable indicator device (10, 60) of at least one item of information representative of the use-by date of a liquid foodstuff after first opening of a container (12 a, 63) in which said liquid is conditioned, said container being of the type of bottle with a part forming a neck (70) and comprising a plug (11 a, 64) enclosing said neck (70), said indicator device (10, 60) comprising a hollow body (20, 61) which contains: - means for triggering the determination of at least one item of information representative of a period of time; - determination means of a piece of information representative of the time elapsed since the triggering, - of the communication means of at least one item of information representative of the period of time has elapsed, the said hollow body (20, 61) with a reversible fastening means (51, 52, 53, 62) for said plug (11 a, 64) or to the neck (70).