Note 13 - Subsequent Events

12 Months Ended

Dec. 31, 2018

Notes to Financial Statements

Subsequent Events [Text Block]

1

3

. Subsequent Events

In

February 2019,

the Company issued a total of

200,000

shares of common stock at

$0.25

per share to a private placement investor through the

2016

-

3

Private Placement Offering. Also in

February 2019,

the Company issued a total of

136,000

shares of common stock as payment for the

fourth

quarter

2018

stock compensation grant for Dr. Stephen T. Chen, Bernard Cohen and Lawrence Lin.