Annual report pursuant to Section 13 and 15(d)

Note 15 - Common stock warrants: Schedule of Series E, F, G and H warrants (Details)

v3.19.1
Note 15 - Common stock warrants: Schedule of Series E, F, G and H warrants (Details) - Series H $7.00 exercise price - shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Warrants Outstanding, Starting Balance 689,159 689,159
Warrants Issued 0 0
Warrants Exercised 0 0
Warrants Outstanding, Ending Balance 689,159 689,159