Stockholders' Equity

3 Months Ended

Mar. 31, 2016

Stockholders' Equity [Abstract]

Stockholders Equity Note Disclosure [Text Block]

10. Stockholders’ Equity

 

Preferred Stock

There were no issuances of preferred stock during the three month periods ended March 31, 2016 and 2015.

Common Stock

The Company is authorized to issue 110,000,000 shares of common stock, $.001 par value per share. As of March 31, 2016, there were 82,730,134 shares of common stock outstanding.

Employee Stock Option Exercises

There were no stock options exercised during three month period ended March 31, 2016. Shares of common stock issued as a result of stock option exercises during the three month period ended March 31, 2015 was 217,160 and the Company realized gross proceeds of approximately $126,100, from the exercise of such stock options. See Note 11 for additional information regarding the stock option plans.