Net Loss Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Net loss per share attributable to common stockholders:

Schedule of Computation of Basic and Diluted Earnings Per Share

The following is a reconciliation of the numerator (net loss) and the denominator (number of shares) used in the basic and diluted earnings per share calculations:

	Year Ended December 31,
	2019			2018
Net income (loss)	$	(4,591,284	)	$	116,756
Cumulative dividend on convertible preferred stock		(1,429,400	)		(1,434,000	)
Net loss attributable to common stockholders	$	(6,020,684	)	$	(1,317,244	)
Weighted average number of common shares and equivalents:		63,051,581			52,082,618
Basic EPS	$	(0.10	)	$	(0.03	)
Diluted EPS	$	(0.10	)	$	(0.03	)

Schedule of Anti-Dilutive Securities Excluded From Computation of Diluted Earnings Per Share

The following table sets forth the number of common shares that were excluded from the computation of diluted earnings per share because their inclusion would have been anti-dilutive as follows:

	December 31,
	2019		2018
Shares issuable upon vesting/exercise of:
Options to purchase common stock		1,857,599		1,165,086
Series A Convertible Preferred Stock and Accumulated Dividends		42,497,068		41,743,654
Series B Convertible Preferred Stock		5,610,121		-
Restricted stock units		840,712		647,649
Warrants		46,155		1,131,151
		50,851,655		44,687,540