INTANGIBLE ASSETS

6 Months Ended

Jun. 30, 2011

INTANGIBLE ASSETS

INTANGIBLE ASSETS

NOTE 8. INTANGIBLE ASSETS

Intangible assets are comprised of patents acquired in October, 2005.  Intangible assets, net consisted of the following at June 30, 2011 and December 31, 2010:

Intangible assets	June 30, 2011			December 31, 2010
Patent - Amlexanox (Aphthasol®)	$	2,090,000		$	2,090,000
Patent - Amlexanox (OraDisc™ A)		6,873,080			6,873,080
Patent - OraDisc™		73,000			73,000
Patent - Hydrogel nanoparticle aggregate		589,858			589,858
		9,625,938			9,625,938
Less: accumulated amortization		( 4,640,549	)		(4,234,371	)
Intangible assets, net	$	4,985,389		$	5,391,567

Amortization expense for intangible assets was $204,210 and $246,282 for the three months ended June 30, 2011 and 2010, respectively, and was $406,178 and $492,798 for the six months ended June 30, 2011 and 2010, respectively.

The future aggregate amortization expense for intangible assets, remaining as of June 30, 2011, is as follows:

Calendar Years	Future Amortization Expense
2011 (Six months)	$	362,954
2012		476,450
2013		475,148
2014		475,148
2015		475,148
2016 & Beyond		2,720,541
Total	$	4,985,389