Annual report pursuant to Section 13 and 15(d)

Note 8 - Stockholders' Deficit (Tables)

v3.7.0.1
Note 8 - Stockholders' Deficit (Tables)
12 Months Ended
Jun. 30, 2017
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
   
Number
   
Weighted Average
Exercise Price Per
Share
   
Remaining Contract
Term (# years)
 
Shares
purchasable under outstanding warrants at June 30, 2016
   
2,804,010
    $
2.00
     
0.39
-
2.50
 
Stock purchase warrants
expired
   
(190,000
)
  $
3.00
     
 
-
 
 
Stock purchase warrants
exchanged
   
(271,420
)
  $
1.40
     
 
-
 
 
Shares purchasable under outstanding warrants at June 30,
2017
   
2,342,590
    $
1.97
     
0.12
-
1.55
 
Share-based Compensation, Stock Options, Activity [Table Text Block]
   
Number of
Shares
   
Weighted
Average
Exercise Price
   
Weighted
Average
Remaining
Contract
Term (# years)
 
Outstanding at June 30,
2016
   
900,402
    $
1.13
     
 
 
Granted
   
-
     
 
     
 
 
Exercised
   
-
     
 
     
 
 
Forfeited and cancelled
   
(184,125
)
  $
1.63
     
 
 
Outstanding at June 30,
2017
   
716,277
    $
1.10
     
7.09
 
Exercisable at June 30,
2017
   
589,476
    $
1.11
     
6.80
 
   
Number of
Shares
   
Weighted
Average
Exercise Price
   
Weighted
Average
Remaining
Contract
Term (# years)
 
Outstanding at June 30, 2015
   
610,136
    $
1.61
     
 
 
Granted
   
438,500
    $
0.50
     
 
 
Exercised
   
-
     
 
     
 
 
Forfeited and cancelled
   
(148,234
)
  $
1.21
     
 
 
Outstanding at June 30, 2016
   
900,402
    $
1.13
     
7.55
 
Exercisable at June 30, 2016
   
652,590
    $
1.35
     
6.95
 
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Years ended June 30,
 
201
7
   
201
6
 
Research and development
  $
13,000
    $
21,000
 
General and administrative
   
27,000
     
88,000
 
Total stock-based compensation expense
  $
40,000
    $
109,000
 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
   
2017
   
2016
 
Expected volatility
 
 
100%
 
   
 
100%
 
 
Risk free interest rate
 
 
1.31%
 
   
 
1.31%
 
 
Forfeiture rate
 
 17%
-
24%
   
 17%
-
24%
 
Dividend yield
 
 
0%
 
   
 
0%
 
 
Expected term (years)
 
 
3
 
   
 
3