Schedule of Warrants outstanding and exercisable by price range |
| Outstanding Warrants | | | Exercisable Warrants | | | | | | Average | | | | | | | | | | | | | Weighted | | | | | | | | | | | | | Remaining | | | | | | | | | Exercise Price | | Number | | Contractual Life in Years | | | Exercise Price | | Number | | Weighted Average Exercise Price | | | | | | | | | | | | | | $ | 0.05 | | 1,250,000 | | 3.95 | | $ | 0.05 | | 1,250,000 | $ | 0.05 | | 0.06 | | 16,050,000 | | 4.87 | | | 0.06 | | 16,050,000 | | 0.06 | | 0.07 | | 3,000,000 | | 4.95 | | | 0.07 | | 3,000,000 | | 0.07 | | 0.08 | | 18,612,227 | | 3.50 | | | 0.08 | | 18,612,227 | | 0.08 | | 0.09 | | 759,110 | | 4.78 | | | 0.09 | | 759,110 | | 0.09 | | 0.10 | | 9,427,200 | | 3.55 | | | 0.10 | | 9,427,200 | | 0.10 | | 0.12 | | 50,000 | | 2.87 | | | 0.12 | | 50,000 | | 0.12 | | 0.14 | | 50,000 | | 1.87 | | | 0.14 | | 50,000 | | 0.14 | | 0.15 | | 1,376,941 | | 1.93 | | | 0.15 | | 1,376,941 | | 0.15 | | 0.17 | | 50,000 | | 1.50 | | | 0.17 | | 50,000 | | 0.17 | | 0.19 | | 50,000 | | 1.62 | | | 0.19 | | 50,000 | | 0.19 | | 0.22 | | 269,276 | | 1.00 | | | 0.22 | | 269,276 | | 0.22 | | 0.25 | | 707,000 | | 0.63 | | | 0.25 | | 707,000 | | 0.25 | | 0.30 | | 250,000 | | 1.18 | | | 0.30 | | 250,000 | | 0.30 | | 0.33 | | 250,000 | | 0.75 | | | 0.33 | | 250,000 | | 0.33 | | | | 52,151,754 | | 3.89 | | | | | 52,151,754 | $ | 0.08 |
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