INTANGIBLE ASSETS

12 Months Ended

Dec. 31, 2015

4. INTANGIBLE ASSETS

Intangible assets, included in "other assets," consisted of patent licensing fees paid to license intellectual property (see Note 15). The Company is amortizing the license fee as a research and development expense over the 15-year term of the license.

	2015			2014
Patent licensing fee	$	200		$	200
Accumulated amortization		(104	)		(86	)

	$	96		$	114

For each of the years ended December 31, 2015, 2014, and 2013, the amortization expense was $17. Amortization expense in each of the next five years is also expected to be $17 per year.