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Intangible Assets, Net

6 Months Ended

Jun. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

5.	Intangible Assets, Net

Intangible assets, net consisted of the following at June 30, 2018 and December 31, 2017:

	June 30,							December 31,
	2018							2017
	(unaudited)
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Patents	$	50,000	$	(22,500	)	$	27,500	$	50,000	$	(21,250	)	$	28,750
Trade names, trademarks product names, URLs		1,555,000		(713,229	)		841,771		1,555,000		(585,479	)		969,521
Internally developed software		2,720,000		(2,102,031	)		617,969		2,720,000		(1,900,696	)		819,304
Subscriber/customer relationships		4,219,000		(2,663,423	)		1,555,577		4,219,000		(2,221,882	)		1,997,118
Lead pool		282,000		(246,750	)		35,250		282,000		(176,250	)		105,750
Total intangible assets	$	8,826,000	$	(5,747,933	)	$	3,078,067	$	8,826,000	$	(4,905,557	)	$	3,920,443

Amortization expense for the three and six months ended June 30, 2018 was $421,189 and $842,376, respectively, as compared to $421,188 and $842,375, respectively, for the three and six months ended June 30, 2017. The estimated aggregate amortization expense for the second half of 2018 and each of the next four years and thereafter will be $757,343 in 2018, $1,087,333 in 2019, $592,681 in 2020, $444,167 in 2021 and $196,543 thereafter.