Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] |
|
|
2011 |
|
|
2010 |
|
|
|
|
|
|
|
|
Tax provision (benefit) |
|
|
|
|
|
|
|
|
Current |
|
|
|
|
|
|
|
|
Federal |
|
$ |
— |
|
|
$ |
— |
|
State |
|
|
— |
|
|
|
— |
|
Total current |
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
|
Deferred |
|
|
|
|
|
|
|
|
Federal |
|
|
(944,333 |
) |
|
|
(1,592,000 |
) |
State |
|
|
(161,963 |
) |
|
|
(290,000 |
) |
Total deferred |
|
|
(1,106,296 |
) |
|
|
(1,882,000 |
) |
|
|
|
|
|
|
|
|
|
Change in valuation |
|
|
1,106,296 |
|
|
|
1,882,000 |
|
Total |
|
$ |
— |
|
|
$ |
— |
|
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] |
Deferred tax assets consisted of the following at December 31:
|
|
2011 |
|
|
2010 |
|
|
|
|
|
|
|
|
Deferred tax assets |
|
|
|
|
|
|
|
|
Federal net operating loss |
|
$ |
19,447,371 |
|
|
$ |
6,116,804 |
|
Federal research and development tax credit carryforwards |
|
|
1,956,146 |
|
|
|
390,600 |
|
State net operating loss |
|
|
2,444,816 |
|
|
|
814,492 |
|
State research and development tax credit carryforwards |
|
|
597,608 |
|
|
|
220,738 |
|
Capitalized research and development expenses |
|
|
13,007,013 |
|
|
|
— |
|
Capital loss carryforward (expires beginning in 2012) |
|
|
340,000 |
|
|
|
— |
|
Stock-based compensation expense |
|
|
333,206 |
|
|
|
552,859 |
|
Intangible assets |
|
|
555,198 |
|
|
|
— |
|
Charitable contribution carryforwards |
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|
44,370 |
|
|
|
49,725 |
|
Accrued liabilities |
|
|
35,314 |
|
|
|
25,327 |
|
Total deferred tax assets |
|
|
38,761,042 |
|
|
|
8,170,545 |
|
|
|
|
|
|
|
|
|
|
Deferred tax liabilities |
|
|
|
|
|
|
|
|
Depreciable assets |
|
|
(346,870 |
) |
|
|
(434,056 |
) |
Total deferred tax liabilities |
|
|
(346,870 |
) |
|
|
(434,056 |
) |
|
|
|
|
|
|
|
|
|
Net deferred tax assets |
|
|
38,414,172 |
|
|
|
7,736,489 |
|
Less valuation allowance |
|
|
(38,414,172 |
) |
|
|
(7,736,489 |
) |
|
|
|
|
|
|
|
|
|
Total deferred tax assets |
|
$ |
— |
|
|
$ |
— |
|
|