Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Deficit) (Tables)

v3.10.0.1
Stockholders' Equity (Deficit) (Tables)
9 Months Ended
Sep. 30, 2018
Equity [Abstract]  
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
Information regarding warrants for common stock outstanding and exercisable as of September 30, 2018 is as follows:
 
 
 
Warrants
 
 
 
 
 
Warrants
 
Exercise
 
Outstanding as of
 
 
Remaining
 
 
Exercisable as of
 
Price
 
September 30, 2018
 
 
Life (years)
 
 
September 30, 2018
 
 
 
 
 
 
 
 
 
 
 
 $2.00 - $3.00
 
 
4,210,595
 
 
 
4.58
 
 
 
3,996,706
 
 $3.30 - $4.00
 
 
1,587,125
 
 
 
4.35
 
 
 
1,587,125
 
 $4.50 - $4.95
 
 
258,882
 
 
 
2.74
 
 
 
258,882
 
 $5.40 - $6.25
 
 
2,543,577
 
 
 
3.83
 
 
 
2,543,577
 
$10.35
 
 
1,634
 
 
 
2.54
 
 
 
1,634
 
$3.86
 
 
8,601,813
 
 
 
4.26
 
 
 
8,387,924