Answer:
Debit Amortization expense $15,000
Credit Accumulated amortization $15,000
Being entries to record amortization of patent.
Step-by-step explanation:
Amortization is the systematic allocation of the cost of an intangible asset such as patent, software etc to the income statement over the estimated useful life of such intangible asset.
The amortization is charged yearly and is determined (using the straight line method) as
= cost/ estimated useful life
= $180,000/12
= $15,000
To record this, the debit amortization expense $15,000 and credit accumulated amortization $15,000