en Assignment These are selected 2017 transactions for Martinez Corporation: Jan. 1 Purchased a copyright for $162,500. The copyright has a useful ife of 5 years and a remaining legal ife of 33 years. Mar. 1 Purchased a patent with an estimated useful life of 6 years and a legal life of 21 years for $96,840. Sept. 1 Purchased a small company and recorded goodwill of $150,950. Its useful life is indefinite, Prepare all adjusting entries at December 31 to record amortization required by the events. (Credit account titles are automatically Indented the events. (Credit account titles are automatically Indented when the amount is Date Account 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) Open Shos Work Click if you would like to Show work for this