A patent was acquired by Blossom Corporation on January 1, 2017, at a cost of $72,000. The useful life of the patent was estimated to be 10 years. At the beginning of 2020, Blossom spent $12,600 in successfully defending an infringement of the patent. At the beginning of 2021, Blossom purchased a patent for $18,900 that was expected to prolong the life of its original patent for 5 additional years. (a) Your answer has been saved. See score details after the due date. Calculate the amortization expense for 2017. (b) Amortization Expense $ 7200 Your answer has been saved. See score details after the due date. Calculate the balance in the Patent account at the beginning of 2020, immediately after the infringement suit. Balance in the Patent account $ 63000 Attempts: 1 of 1 used (c) Calculate the amortization expense for 2020. Amortization expense $