Intangible Assets

12 Months Ended

Dec. 31, 2012

Intangible Assets [Abstract]

Intangible Assets

5. Intangible Assets

Intangible assets consisted of the following:

			December 31, 2012							December 31, 2011
			Gross					Net		Gross					Net
	Useful		Carrying		Accumulated			Carrying		Carrying		Accumulated			Carrying
	Life		Amount		Amortization			Amount		Amount		Amortization			Amount
Amortized:
Domain names		5 years	$	139,431	$	(103,840	)	$	35,591	$	139,431	$	(91,943	)	$	47,488
Issued patents		4-15 years		1,528,955		(362,032	)		1,166,923		1,500,192		(342,940	)		1,157,252
Issued trademarks		9-11 years		362,106		(101,561	)		260,545		293,183		(65,028	)		228,155
Non-compete agreement		5-7 years		—		—			—		150,000		(150,000	)		—
Total amortized				2,030,492		(567,433	)		1,463,059		2,082,806		(649,911	)		1,432,895
Not amortized:
TASER trademark				900,000					900,000		900,000					900,000
Patents and trademarks pending				954,110					954,110		891,111					891,111
Total not amortized				1,854,110					1,854,110		1,791,111					1,791,111
Total intangible assets			$	3,884,602	$	(567,433	)	$	3,317,169	$	3,873,917	$	(649,911	)	$	3,224,006

Amortization expense relative to intangible assets was $0.1 million, $0.2 million and $0.1 million for the years ended December 31, 2012, 2011 and 2010, respectively. Estimated amortization for intangible assets with definitive lives for the next five years is as follows (year ended December 31):

2013	$	149,498
2014		148,582
2015		139,831
2016		132,760
2017		129,187
Thereafter		763,201
Total	$	1,463,059