Kleen Company acquired patent rights on Janiuary 10 of Year 1 for $512,000. The patent has a useful life equal to its legal life of eight years. On January 7 of Year 4 , Kleen successfully defended the patent in a lawsuit at a cost of $25,500 If required, round your answers to the nearest dollar. a. Determine the patent amortization expense for Year 4 ended December 31 . b. Joumalize the adjusting entry on December 31 of Year 4 to recognize the amortizotion. If an amount box does not require an entry, leave it blank