Quarterly report pursuant to Section 13 or 15(d)

7. STOCK OPTIONS AND WARRANTS (Details Narrative)

v3.8.0.1
7. STOCK OPTIONS AND WARRANTS (Details Narrative) - USD ($)
 3 Months Ended 6 Months Ended
Oct. 31, 2017
Oct. 31, 2016
Oct. 31, 2017
Oct. 31, 2016
Stock based compensation - options     $ 489,796 $ 340,236
Employee Options [Member]        
Options granted in period     2,950,000 0
Stock based compensation - options $ 188,000 $ 164,000 $ 392,000 $ 329,000
Unrecognized compensation expense 250,000   $ 250,000  
Unrecognized compensation expense weighted-average period     5 months  
Non-Employee Options [Member]        
Options granted in period     4,200,000 13,100,000
Stock based compensation - options 57,000 $ 6,000 $ 98,000 $ 12,000
Non-Employee Options [Member] | Guaranteed Options [Member]        
Options granted in period       600,000
Non-Employee Options [Member] | Non-Guaranteed Options [Member]        
Options granted in period       12,500,000
Option expiration date       Apr. 30, 2017
Options [Member]        
Options granted in period     7,150,000  
Aggregate intrinsic value $ 0   $ 0  
Warrants [Member] | Placement Agent [Member] | May 24, 2017 [Member]        
Warrants issued, shares     833,333  
Fair value of warrants issued     $ 20,000  
Warrants [Member] | Placement Agent [Member] | July 26, 2017 [Member]        
Warrants issued, shares     2,000,000  
Fair value of warrants issued     $ 23,000