Annual report pursuant to Section 13 and 15(d)

Description of Business and Summary of Significant Accounting Policies (Tables)

v3.19.1
Description of Business and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of antidilutive securities excluded from computation of diluted net loss per share

    December 31,
2018
    December 31,
2017
    December 31,
2016
 
Options     7,236,101       5,174,592       5,906,886  
Warrants     55,820,876       25,662,340       8,964,752  
Total     63,056,977       30,836,932       14,871,638  

Schedule of impacts to consolidated statements of cash flows

    Previously Reported     Adjustment     As Revised  
Net cash used in investing activities   $ (380,946 )   $ 356,207     $ (24,739 )

Summary of cash and cash equivalent and restricted cash

    December 31,
2018
    December 31,
2017
    December 31,
2016
 
Cash and cash equivalents   $ 13,673,308     $ 17,399,636     $ 20,519,294  
Restricted cash – current     40,075       -       34,733  
Restricted cash – long term     391,131       390,940       -  
Cash and cash equivalent and restricted cash   $ 14,104,514     $ 17,790,576     $ 20,554,027