Loss Per Common Share (Tables)

3 Months Ended

Mar. 31, 2018

Loss Per Common Share [Abstract]

Basic and Diluted Net Loss Per Share

	Three Months Ended March 31,
	2018		2017
Numerator:
Net loss	$	(1,932,798)	$	(1,606,026)
Denominator for basic and diluted net loss per common  share:
Weighted average number of shares of common stock outstanding - basic and diluted		54,124,230		48,522,754
Net loss per common share - basic and diluted	$	(0.04)	$	(0.03)

Shares Not Included In Diluted Net Loss Per Share

	March 31,
	2018		2017
Non-vested stock bonus plan shares		57,760	102,048
Stock options outstanding		3,317,560	3,047,873
Warrants to purchase common stock		5,489,733	5,489,733