Annual report pursuant to Section 13 and 15(d)

Income Taxes (Tables)

v3.8.0.1
Income Taxes (Tables)
12 Months Ended
Dec. 31, 2017
Income Tax Disclosure [Abstract]  
Components of Net Deferred Tax Asset

Significant components of the Company’s net deferred tax asset are as follows:

 

    December 31,  
    2017     2016  
NOL carryforward   $ 15,229,127     $ 10,860,828  
Tax credits     1,213,347       673,690  
Stock based compensation     1,724,248       1,177,650  
Accrued expenses     45,654       302,943  
Other temporary differences     116,292       225,214  
Subtotal     18,328,668       13,240,325  
Valuation allowance     (18,328,668 )     (13,240,325 )
Net deferred tax asset   $     $  
Schedule of Effective Income Tax Rate Reconciliation

Income tax benefits computed using the federal statutory income tax rate differs from the Company’s effective tax rate primarily due to the following:

 

          December 31,  
    2017     2016     2015  
Tax provision at statutory rate     34.00 %     34.00 %     34.00 %
State taxes, net of federal benefit     5.66 %     4.76 %     4.76 %
Permanent differences     -2.05 %     -0.65 %     -0.62 %
Tax credits     1.59 %     1.33 %     2.67 %
Income tax rate change     -24.11 %     %      
Other     0.60 %     -0.13 %     0.04 %
Increase in valuation reserve     -15.69 %     -39.31 %     -40.85 %
Total     0.00 %     0.00 %     0.00 %