Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Stockholders' Equity (Tables)

v3.8.0.1
Note 11 - Stockholders' Equity (Tables)
6 Months Ended
Nov. 30, 2017
Disclosure Text Block Supplement [Abstract]  
Schedule of Warrants or Rights, Shares Authorized, by Exercise Price Range [Table Text Block]
The following table summarizes the significant terms of warrants outstanding at November 30, 2017. These warrants were granted as part of a financing agreement:

           
Weighted
   
Weighted
         
Weighted
 
           
average
   
average
         
average
 
Range of
   
Number of
   
remaining
   
exercise
         
exercise
 
exercise
   
warrants
   
contractual
   
price of
   
Number of
   
price of
 
Prices
   
Outstanding
   
life (years)
   
outstanding Warrants
   
warrants Exercisable
   
exercisable Warrants
 
$
0.75
     
350,000
     
2.96
   
$
0.75
     
350,000
   
$
0.75
 
                                             
         
350,000
     
2.96
   
$
0.75
     
350,000
   
$
0.75
 
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
Transactions involving warrants are summarized as follows:

 
 
Number of
Shares
   
Weighted
Average
Exercise
Price
 
Warrants outstanding at May 31, 2017
   
-
   
$
-
 
Granted
   
350,000
   
$
0.75
 
Exercised
   
-
   
$
-
 
Cancelled / Expired
   
-
   
$
-
 
Warrants outstanding at November 30, 2017
   
350,000
   
$
0.75