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Stock Warrants (Tables)
9 Months Ended
Sep. 30, 2019
Stock Warrants  
Schedule of changes in warrants

A summary of the various changes in warrants during the nine months ended September 30, 2019 is as follows:

 

 

 

 

 

    

Number of

 

 

Warrants

 

 

 

Warrants Outstanding at December 31, 2018

 

2,233,062

Exercised During the Period

 

 —

Issued During the Period

 

5,479,454

Expired During the Period

 

(1,200,000)

 

 

  

Warrants Outstanding at September 30, 2019

 

6,512,516