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Patents and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

Patents and other intangible assets are summarized as follows:

		June 30,			December 31,
		2015			2014
		(unaudited)
Patents
Patents pending		$	2,867,000		$	2,262,000
Issued patents			67,000			67,000
			2,934,000			2,329,000
Trademarks
Trademarks pending			15,000			36,000
Registered trademarks			22,000			-
			37,000			36,000
Other			8,000			8,000
			2,979,000			2,373,000
Accumulated amortization			(6,000)			(1,000)
		$	2,973,000		$	2,372,000

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Future amortization expense associated with issued patents as of June 30, 2015 is estimated as follows:

2015		$	4,000
2016			9,000
2017			9,000
2018			9,000
2019			9,000
Thereafter			43,000
		$	83,000