Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

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Stockholders' Equity (Tables)
3 Months Ended
Sep. 30, 2018
Stockholders' Equity Note [Abstract]  
Schedule of changes in options outstanding

    Number
of
Options
    Weighted Average Exercise Price For Share     Weighted Average Remaining Contractual Term (Years)     Aggregate Intrinsic
Value
 
Outstanding and expected to vest at June 30, 2018     3,068,865     $ 1.45       8.8     $ 511,000  
Forfeited     25,625     $ 7.59       -     $ -  
Outstanding and expected to vest at September 30, 2018     3,043,240     $ 1.40       8.6     $ 802,500  
Options exercisable at September 30, 2018     788,300     $ 2.87       7.2     $ 129,500  
Schedule of changes in outstanding warrants

    Number of Shares   Weighted Average Exercise Price Per Share
Outstanding and vested at June 30, 2018     9,815,025     $ 3.96  
Forfeited     (7,500 )     -  
Outstanding and vested at September 30, 2018     9,807,525     $ 3.96  

  

Schedule of stock-based compensation expense

    Three Months Ended September 30,
2018
  Three Months Ended September 30,
2017
Research and development   $ 13,400     $ 7,100  
General and administrative     139,400       61,800  
Total   $ 152,800     $ 68,900