Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2016

Intangible Assets Tables

Intangible Assets

Intangible assets as of the balance sheet dates consisted of the following:

	June 30, 2016 (unaudited)			December 31, 2015
Licensed patents and patent rights	$	50,000		$	50,000
Patents		41,044			41,044
NuRx licensed technology		13,200			13,200
Less: accumulated amortization		(88,583	)		(84,295	)
Intangibles, net	$	15,661		$	19,949

Estimated useful life

The Company’s intangible assets consist of patents, licensed patents and patent rights, are carried at the legal cost to obtain them. Costs to renew or extend the term of intangible assets are expensed when incurred. In 2008, through our formerly majority owned subsidiary, the Company also held technology licenses and other acquired intangibles. Intangible assets are amortized using the straight-line method over the estimated useful life. Useful lives are as follows:

Asset Categories	Estimated Useful Life in Years
Patents		17
Patents under licensing		10
Intangibles acquired in 2008 (weighted average)		15