A summary of warrant activity for the year ended October 31, 2013 is presented below:
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| Weighted |
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| Weighted |
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| average |
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| average |
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| remaining |
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| Aggregate |
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| exercise |
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| contractual |
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| intrinsic |
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| Warrants |
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| price |
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| life (years) |
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| value |
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| Outstanding October 31, 2012 |
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| 26,851,551 |
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| $ | 0.18 |
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| 1.24 |
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| $ | 2,683,373 |
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| Granted |
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| - |
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| - |
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| - |
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| - |
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| Exercised |
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| - |
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| - |
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| - |
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| - |
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| Forfeited |
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| - |
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| - |
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| - |
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| - |
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| Expired |
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| 12,250,000 |
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| - |
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| - |
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| - |
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| Outstanding October 31, 2013 |
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| 14,601,551 |
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| $ | 0.16 |
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| 2.27 |
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| $ | 2,169,961 |
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