6 Paper Mate's patent on the world's only golden ink pen expires in twelve years. However, the company estimates the pen's remaining economic life at thirty years. Paper Mate acquired the patent on the pen on January 15, 2008. The cost of the patent was $420,000. The company's fiscal year ends December 31st Amortization expense charged to the patent for the fiscal year ended December 31st, 2016 was: _ 2 points Skipped Numeric Response Book References