Exercise 9-13 These are selected 2014 transactions for Amarista Corporation Jan. 1 Purchased a copyright for $92,880. The copyright has a useful life of 6 years and a remaining legal life of 33 years. Mar. 1 Purchased a patent with an estimated useful life of 4 years and a legal life of 23 years for $61,920 Sept. 1 Purchased a small company and recorded goodwill of $151,310. Its useful life is indefinite Prepare all adjusting entries at December 31 to record amortization required by the events. (If no entry is required, select "No entry" for the account titles and enter for the amounts. Credit account titles are automatically indented when amount is entered. Do not indent manually.) Date Aocount Titles and Explanation Debit Credit Dec. 31 (To record amortization of Copyrights) Dec. 31 (To record amortization of Patents) Dec. 31 (To record amortization of Goodwill)