Abstarct: The product lifecycle model helps managers decide on product and service marketing and production strategies. Perceived utility and its changes over time by customers are a good sign of the product's position in the life cycle. In this research, using the utility additive discriminant technique with the Linguistic information approach from the perceived utility paid to evaluating and analyzing the product life cycle. baxsed on field studies and a survey of 384 customers from 6 product of the Samsung home appliances, the product of the refrigerator with a change of utility of +0.12 and a vacuum cleaner product with a change of utility of +0.17 marks of stay at the stage of maturity and the products of washing and television with a change of utility + 0.01, the signs of movement From the stage of growth to the stage of maturity.also The dishwasher and Gas cooler products, with a change of -0.03, indicates that these are in a phase of decline.