Intangible Assets

6 Months Ended

Mar. 31, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

Intangible Assets

Note 11 – Intangible Assets

Intangible assets consisted of:

	March 31, 2013				September 30, 2012
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortized intangible assets
Core and developed technology	$	930,453	$	370,323	$	856,585	$	344,911
Product rights		163,654		17,727		163,465		12,232
Patents, trademarks, and other		342,139		247,674		325,998		240,036
	$	1,436,246	$	635,724	$	1,346,048	$	597,179
Unamortized intangible assets
Acquired in-process research and development	$	61,136			$	61,138
Trademarks		2,682				2,677
	$	63,818			$	63,815

Intangible amortization expense for the three months ended March 31, 2013 and 2012 was $21,500 and $16,484, respectively. Intangible amortization expense for the six months ended March 31, 2013 and 2012 was $40,819 and $32,657, respectively.