INTANGIBLE ASSETS (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2013

Dec. 31, 2012

Intangible Assets Tables

Intangible assets

As of September 30, 2013 and 2012, intangible assets related to this Acquisition are summarized as follows:

				2013				2012
	Estimated			Accumulated
	Life	Cost		Amortization		Net		Net
Contract related intangible asset:
Cato Research discounted contract	3 years	$	355,000	$	355,000	$	—	$	—
Technology related intangible assets:
Patents for the AzoneTS-based product candidates and formulation	4.5 years		1,305,000		—		1,305,000		1,305,000
Drug Master Files containing formulation, clinical and safety documentation used by the FDA	4.5 years		1,500,000		—		1,500,000		1,500,000
In-process pharmaceutical products for 2 indications	4.5 years		6,820,000		—		6,820,000		6,820,000
Total technology related intangible assets			9,625,000		—		9,625,000		9,625,000
Total, net		$	9,980,000	$	355,000	$	9,625,000	$	9,625,000

The Company’s intangible assets are related to the acquisition of assets from Durham Pharmaceuticals Ltd. in 2007.  As of December 31, 2012, 2011and 2010, intangible assets related to the ETI Acquisition are summarized as follows:

					2012						2011
	Estimated				Accumulated
	Life	Cost			Amortization			Net			Net
Contract related intangible asset:
Cato Research discounted contract	3 years		$	355,000		$	355,000		$	—		$	—
Technology related intangible assets:
Patents for the AzoneTS-based product candidates and formulation	6 years			1,305,000			—			1,305,000			1,305,000
Drug Master Files containing formulation, clinical and safety documentation used by the FDA	6 years			1,500,000			—			1,500,000			1,500,000
In-process pharmaceutical products for 2 indications	6years			6,820,000			—			6,820,000			6,820,000
Total technology related intangible assets				9,625,000			—			9,625,000			9,625,000
Total, net			$	9,980,000		$	355,000		$	9,625,000		$	9,625,000

Amortization expense

Estimated amortization expense for each of the next five calendar years is as follows:

	Estimated Amortization Expense
2013	$	—
2014		—
2015		1,069,000
2016		2,139,000
2017		2,139,000

Estimated amortization expense for each of the next five years is as follows:

Year Ending December 31, 2012:	Estimated Amortization Expense
2013	$            —
2014	1,604,000
2015	1,604,000
2016	1,604,000
2017	1,604,000
2018	1,604,000
2019	1,604,000