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STOCKHOLDERS' EQUITY (Tables)
9 Months Ended
Mar. 31, 2013
Stockholders' Equity Note [Abstract]  
Warrant Activity and Related Balances Outstanding

Warrant activity during the nine months ended March 31, 2013 and related balances outstanding as of that date are reflected below:

  Number  Weighted
Average
Exercise
Price Per
Share
  Remaining
Contract
Term (#
years)
 
Shares purchasable under outstanding warrants at June 30, 2012  2,400,328  $0.41     
Stock purchase warrants issued  507,019   0.41     
Stock purchase warrants exercised          
Shares purchasable under outstanding warrants at March 31, 2013  2,907,347  $0.41   4.59 - 4.21

 

Stock Option Activity

Activity in options during the nine-month period ended March 31, 2013 and related balances outstanding as of that date are reflected below:

  Number of
Shares
  Weighted
Average
Exercise Price
  Weighted
Average
Remaining
Contract
Term (# years)
 
Outstanding at June 30, 2012  4,536,949  $0.17     
Granted           
Exercised  (549,552)        
Forfeited and cancelled  (1,430,050)        
Outstanding at March 31, 2013  2,557,347  $0.15   7.19 
Exercisable at March 31, 2013  1,843,217  $0.21   6.56
Employee Option Grants and Non-employee Option Grants

We allocated stock-based compensation expense included in the condensed consolidated statements of operations for employee option grants and non-employee option grants as follows:

 

  For the Three Months
Ended March 31,
  For the Nine Months
Ended March 31,
 
  2013  2012  2013  2012 
Research and development $3,000  $2,000  $10,000  $4,000 
General and administration  26,000   (9,000)  57,000   18,000 
                 
Total stock-based compensation expense $29,000  $(7,000) $67,000  $22,000
Stock Options Valuation Assumptions

The fair value of stock options granted was estimated at the grant date, which was through April 2012, using the following assumptions:

 

Risk-free interest rate  0.8 – 3.0%
Forfeiture rate  5.0%
Expected life  5.0 - 10.0 years 
Expected volatility  100%
Expected dividends  0%