As the recently appointed auditor for Riverbed Corporation, you have been asked to examine selected accounts before the 6-month financial statements of June 30, 2017, are prepared. The controller for Riverbed Corporation mentions that only one account is kept for intangible assets. The account is shown below. Intangible Assets Debit Credit Balance Jan. 4 Research and development costs 943,000 943,000 75,120 Jan. 5 Legal costs to obtain patent 1,018,120 Jan. 31 Payment of 7 months' rent on property 1,111,220 leased by Bryan 93,100 Feb. 11 Premium on common stock 243,000 868,220 March 31 Unamortized bond discount on bonds due March 31, 2037 115,200 983,420 April 30 Promotional expenses related to start-up of business 231,000 1,214,420 242,500 June 30 Operating losses for first 6 months 1,456,920 Prepare the entries necessary to correct this account. Assume that the patent has a useful life of 10 years. (Credit account titles are automatically indented when amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter 0 for the amounts.) Account Titles and Explanation Debit