Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Intangible Assets.

Schedule of Intangible assets

	Weighted Average	Gross Carrying		Accumulated
March 31, 2015	Amortization Period	Amount		Amortization			Total
Acquired technology	8 years	$	17,696,835	$	(17,107,377	)	$	589,458
Customer relationships	8 years	1,260,000		(1,015,583		)	244,417
Trademark	5 years	60,000		(12,000		)	48,000
		$	19,016,835	$	(18,134,960	)	$	881,875

	Weighted Average	Gross Carrying		Accumulated
December 31, 2014	Amortization Period	Amount		Amortization			Total
Acquired technology	8 years	$	17,696,835	$	(16,539,683	)	$	1,157,152
Customer relationships	8 years	1,260,000		(977,833		)	282,167
Trademark	5 years	60,000		(9,000		)	51,000
		$	19,016,835	$	(17,526,516	)	$	1,490,319