Pfizer purchased a patent for a Covid-19 vaccine on October 1 for $4,000,000. The remaining legal life of the patent is 10 years but Pfizer only expects to benefit from the patent for 4 years. No residual value is expected. Assuming the straight-line method is used, what is the amortization expense, if any, for the current accounting period (year) ending on 12/31? Fill in the blank with your calculated number. DO NOT include commas, $ signs, period. decimal points, etc., just enter the raw number - you can round up if needed. Webcourses will add commas to your answer automatically. For example, if you calculated the answer to be $24,123, you would only input: 24123