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Warrants and Warrant Derivative Liability (Tables)
3 Months Ended
Mar. 31, 2014
Warrants to Purchase Common Shares Outstanding

The Company had 9,772,276 warrants to purchase common shares outstanding at March 31, 2014 at a weighted-average exercise price of $1.41, as summarized in the following table:

 

Issue Date

   Amount      Exercise Price      Expiration Date
7/31/09      1,684,888         1.00       7/30/14
10/16/09      7,487,388         1.50       10/15/14
10/16/09      600,000         1.50       10/15/14
  

 

 

    

 

 

    
     9,772,276       $ 1.41