Consolidated Statements of Operations (unaudited) (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenues:
Net sales	$ 7,504	$ 5,892
Royalties	1,899,969	945,081
Licensing revenue	679,275	859,275
Consulting fees	0	46,667
Total revenues	2,586,748	1,856,915
Costs and expenses:
Research and development	249,552	212,066
General and administrative	1,088,722	1,509,526
Total Cost and Expenses	1,338,274	1,721,592
Operating income	1,248,474	135,323
Other income:
Interest income	9,493	16,560
Income before expense for income tax	1,257,967	151,883
Income tax benefit (expense)	(515,577)	3,539,240
Net income	$ 742,390	$ 3,691,123
Basic net income per share (in dollars per share)	$ 0.12	$ 0.59
Diluted net income per share (in dollars per share)	$ 0.11	$ 0.51
Shares used in computation of basic net income per share (in shares)	6,336,503	6,293,868
Shares used in computation of diluted net income per share (in shares)	6,969,936	7,203,324