Markham, Ontario-based frozen dessert manufacturer CoolBrands International has purchased the business and assets of Fruit-a-Freeze Inc, the Norwalk, CA based frozen fruit bar manufacturer. Fruit-a-Freeze began making frozen fruit bars in 1977. The products are sold in supermarkets in 16 states, club stores in 21 states and South Korea and Taiwan, and convenience stores and impulse outlets in seven states.