Darent acquired Subsidiary on January 1, 2019. The $440 , 000 excess of cost over book value of Subsidiary's net assets was partly attributable to a patent Indervalued by $210 , 000 . The patent has a 10-year life. The remaining excess is considered goodwill. The parent uses the equity method of preconsolidation Equity investment bookkeeping. The separate financial statements of the two companies for 2022 are presented below. .