If a company has goodwill on its books, the goodwill: May have been internally created Is amortized over 40 years Or useful life, whichever is less Is tested for impatient annually May be written up to fair value CBS Corporation acquired a patent for $2,000,000. The patent has a legal life of 50 years. Because of changing technology. this patent is expected to generate revenue for only 10 years and have no residual value. The annual amortization expense for the patent is: (Round your final answer to the nearest dollar.) $0 $200000 $2000000 $40000