Property and Equipment (Details 1) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Depreciation expense | $ 50,721 | $ 55,938 | $ 77,523 |
| Research & development [Member] | |||
| Depreciation expense | 20,170 | 20,352 | 41,632 |
| General administrative [Member] | |||
| Depreciation expense | $ 30,551 | $ 35,586 | $ 35,891 |
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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