Quarterly report pursuant to Section 13 or 15(d)

Warrants (Details)

v3.19.1
Warrants (Details)
3 Months Ended
Mar. 31, 2019
$ / shares
shares
Common stock warrants outstanding  
Number outstanding | shares 4,105,398
Weighted Average Remaining Contractual Life (years) 1 year 6 months 21 days
Number Exercisable | shares 4,105,398
Minimum [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.50
Maximum [Member]  
Common stock warrants outstanding  
Exercise Price 3.30
Warrants [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.87
Number outstanding | shares 1,303,300
Weighted Average Remaining Contractual Life (years) 1 month 9 days
Weighted Average Exercise Price Outstanding $ 0.87
Number Exercisable | shares 1,303,300
Weighted Average Exercise Price Exercisable $ 0.87
Warrant One [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.70
Number outstanding | shares 860,000
Weighted Average Remaining Contractual Life (years) 4 years 3 months 19 days
Weighted Average Exercise Price Outstanding $ 0.65
Number Exercisable | shares 860,000
Weighted Average Exercise Price Exercisable $ 0.65
Warrant Two [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.45
Number outstanding | shares 150,000
Weighted Average Remaining Contractual Life (years) 1 year 8 months 2 days
Weighted Average Exercise Price Outstanding $ 0.45
Number Exercisable | shares 150,000
Weighted Average Exercise Price Exercisable $ 0.45
Warrant Three [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.35
Number outstanding | shares 1,792,098 [1]
Weighted Average Remaining Contractual Life (years) 1 year 3 months 15 days
Weighted Average Exercise Price Outstanding $ 0.35
Number Exercisable | shares 1,792,098
Weighted Average Exercise Price Exercisable $ 0.35
[1] 916,720 warrants exercisable at $0.35 contain dilution protections that increase the number of shares purchasable at exercise upon the issuance of securities at a price below the current exercise price.