Quarterly report pursuant to Section 13 or 15(d)

NOTE 3 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

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NOTE 3 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
3 Months Ended
Mar. 31, 2019
Accounting Policies [Abstract]  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Potentially dilutive securities excluded from the computation of basic and diluted net income (loss) per share are as follows:

   

March 31,

2019

   

March 31,

2018

 

Series C convertible preferred stock

    126,667       257,334  

Series D convertible preferred stock

    -       274,800  

Series E convertible preferred stock

    -       400,000  

Options to purchase common stock

    3,940,828       3,292,128  

Warrants to purchase common stock

    3,987,088       4,895,051  

Totals

    8,054,583       9,119,313