The end of life of a product is the stage in the life cycle of a product when it reaches the end of its commercial life and is no longer produced or sold. This may be due to obsolescence, a drop in demand, or the emergence of new products in the market. At this point, the company can decide to liquidate the remaining inventory or withdraw the product from the market completely.
Here is a more detailed article (in french) on the subject : Comprendre la fin de vie produit