On March 1, 2016, we obtained a patent for 5,500 dollars. At the close of the fiscal year, on December 31, 2016, the fair value of the patent was 7,000 dollars. As of December 31, 2017, the fair value of the patent stands at 6,000 dollars. The criterion we use for valuation after the initial recognition of the asset is the revaluation model. Formulate: ? Make the accounting entries corresponding to the acquisition of the asset and at each accounting close.