The following table summarizes information concerning outstanding and exercisable warrants as of March 31, 2013:
|
| Warrants Outstanding |
| Warrants Exercisable |
| ||||||||||||||
Range of Exercise Prices |
| Number Outstanding |
| Average Remaining Contractual Life (in years) |
| Weighted Average Exercise Price |
| Number Exercisable |
| Average Remaining Contractual Life (in years) |
| Weighted Average Exercise Price |
| ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$0.25 |
|
| 5,233,177 |
|
| 3.73 |
| $ | 0.25 |
|
| 5,233,177 |
|
| 3.73 |
| $ | 0.25 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$0.25 |
|
| 5,233,177 |
|
| 3.73 |
| $ | 0.25 |
|
| 5,233,177 |
|
| 3.73 |
| $ | 0.25 |
|
Note 14 Commitments and Contingencies