Quarterly report pursuant to Section 13 or 15(d)

Accounts Receivable (Tables)

v2.4.1.9
Accounts Receivable (Tables)
3 Months Ended
Mar. 31, 2015
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Accounts receivable, net consisted of the following:
 
 
March 31,
 
December 31,
 
 
 
2015
 
2014
 
 
 
unaudited
 
 
 
 
Trade receivables
 
$
706,879
 
$
231,412
 
Grant receivables
 
 
-
 
 
132,227
 
Other receivables
 
 
126,591
 
 
107,657
 
 
 
 
833,470
 
 
471,296
 
Allowance for doubtful accounts
 
 
-
 
 
(24,775)
 
 
 
$
833,470
 
$
446,521