If required, round your answers to the nearest dollar. a. Determine the patent amortization expense for Year 4 ended December 31. x Feedback Check My Work b. Journalize the adjusting entry on December 31 of Year 4 to recognize the amortization. If an amount box does not require an entry, leave it blank. Amortization Expense-Patents x x Feedback v Check My Work Unlike the entries to record depreciation and depletion, the recording of amortization does not affect a contra asset account