v3.19.3.a.u2
Income Taxes - Schedule of Deferred Tax Assets (Details) (10-K) - USD ($)
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]    
Net operating loss carry forwards $ 15,108,073 $ 10,853,800
Patent costs 382,812 325,615
Accrued vacation 11,516 21,019
Research and development credit 4,314,813 3,047,985
Stock-based compensation 1,903,104 1,722,380
Other 8,495 6,894
Gross deferred tax assets 21,728,813 15,977,693
Valuation allowance (21,728,813) (15,977,693)
Net deferred tax assets