Annual report pursuant to Section 13 and 15(d)

10. INCOME TAXES (Details)

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10. INCOME TAXES (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Income Tax Disclosure [Abstract]    
Benefit at US federal statutory rate $ (5,904,062)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate $ (5,279,264)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
State taxes - deferred 879,793us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes (901,800)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes
Increase in valuation allowance 5,147,244us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance 6,850,118us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Research and development credits (551,863)us-gaap_IncomeTaxReconciliationTaxCreditsResearch (599,003)us-gaap_IncomeTaxReconciliationTaxCreditsResearch
Sale of state net operating loss (551,724)us-gaap_IncomeTaxReconciliationOtherReconcilingItems 0us-gaap_IncomeTaxReconciliationOtherReconcilingItems
Other 428,888us-gaap_IncomeTaxReconciliationOtherAdjustments (70,051)us-gaap_IncomeTaxReconciliationOtherAdjustments
Benefit for income taxes $ (551,724)us-gaap_IncomeTaxExpenseBenefit $ 0us-gaap_IncomeTaxExpenseBenefit