Note 7 - Intangible Assets

12 Months Ended

Sep. 30, 2013

Disclosure Text Block [Abstract]

Intangible Assets Disclosure [Text Block]

7. INTANGIBLE ASSETS

Intangible assets consisted of the following:

	September 30,
	2013			2012
Cost	$	93,938		$	358,925
Accumulated amortization		(42,288	)		(200,468	)
	$	51,650		$	158,457

	Year ended September 30,
	2013		2012
Amortization expense	$	23,317	$	29,522
Loss on sale or impairment of patents		81,307		41,621
Net sale or impairment of patents	$	104,624	$	71,143

Each quarter, the Company reviews the ongoing value of its capitalized patent costs. In the fiscal years ended September 30, 2013 and 2012, some of these assets were identified as being associated with patents no longer consistent with the Company’s business strategy. As a result of this review, the Company recorded a loss as shown above from the impairment of patents that were previously capitalized.

Estimated Amortization Expense Years Ended September 30,
2014	$	6,269
2015		6,269
2016		6,269
2017		6,269
2018		6,269
Thereafter		20,305
	$	51,650