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v3.20.1

Stockholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2019
Class of Stock [Line Items] |
Summary of all warrant activity |
Outstanding and exercisable |  | Warrants |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life |
January 1, 2018 |  |  | 1,116,368 |  |  | $ | 10.18 |  |  |  | 3.68 |
Issued |  |  | - |  |  |  | - |  |  |  | - |
December 31, 2018 |  |  | 1,116,368 |  |  | $ | 10.18 |  |  |  | 2.68 |
Issued |  |  | - |  |  |  | - |  |  |  | - |
Expired/forfeited |  |  | - |  |  |  | - |  |  |  | - |
Exercised |  |  | (360,000 | ) |  |  | 0.10 |  |  |  | - |
Outstanding and exercisable, December 31, 2019 |  |  | 756,368 |  |  | $ | 14.98 |  |  |  | 1.47 |
Warrant [Member] |
Class of Stock [Line Items] |
Summary of all stock option plans / warrant activity | Outstanding Warrants to Purchase Common Stock as of December 31, 2019:
Description |  | Issue Date |  | Exercise Price |  |  | Shares |  |  | Expiration Date
August 2016 Purchase Warrants |  | 08/17/16 |  | $ | 11.20 |  |  |  | 431,368 |  |  | 02/17/22
August 2017 Purchase Warrants |  | 08/08/17 |  | $ | 20.00 |  |  |  | 325,000 |  |  | 08/08/20
Total Warrants Outstanding |  |  |  |  |  |  |  |  | 756,368 |  |  |

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