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Note 4 - Accounts Payable and Accrued Expenses (Tables)
12 Months Ended
Dec. 31, 2015
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
 
 
201
5
 
 
201
4
 
                 
                 
Legal expenses
  $ 186,936     $ 51,120  
Salaries
    41,166       --  
Patent cost
    29,239       87,244  
Research and development
    8,128       6,089  
Payroll taxes and employee benefits
    6,222       --  
Other
    4,841       1,280  
                 
                 
    $ 276,532     $ 145,733