Consolidated Statements of Operations (unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues:
Net sales	$ 3,378	$ 1,683	$ 12,128	$ 13,457
Royalties	2,307,073	1,810,436	6,698,355	4,461,683
Licensing revenues	137,774	109,276	926,324	4,265,327
Consulting fees	0	0	0	46,667
Total Revenues	2,448,225	1,921,395	7,636,807	8,787,134
Costs and expenses:
Research and development	293,221	224,150	947,119	707,015
General and administrative	1,375,477	1,245,145	3,614,125	4,172,687
Total Cost and Expenses	1,668,698	1,469,295	4,561,244	4,879,702
Operating income	779,527	452,100	3,075,563	3,907,432
Other income (expense):
Interest income	8,292	7,813	27,556	41,061
Other income (expense)	0	0	0	14,479
Total other income (expense)	8,292	7,813	27,556	55,540
Income before expense for income tax	787,819	459,913	3,103,119	3,962,972
Income tax benefit (expense)	(316,772)	(190,077)	(1,223,000)	2,567,328
Net income	$ 471,047	$ 269,836	$ 1,880,119	$ 6,530,300
Basic net income per share (in dollars per share)	$ 0.07	$ 0.04	$ 0.30	$ 1.03
Diluted net income per share (in dollars per share)	$ 0.07	$ 0.04	$ 0.27	$ 0.92
Shares used in computation of basic net income per share (in shares)	6,343,210	6,362,951	6,341,031	6,337,237
Shares used in computation of diluted net income per share (in shares)	6,961,652	7,085,945	6,985,290	7,133,341