XML 29 R25.htm IDEA: XBRL DOCUMENT v3.20.1
Note 7 - Commitments and Contingencies (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Apr. 16, 2018
Jul. 31, 2018
Mar. 31, 2020
Mar. 31, 2019
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Dec. 31, 2018
Dec. 31, 2016
Dec. 31, 2009
Dec. 31, 2019
Feb. 28, 2019
Oct. 31, 2017
Operating Lease, Rent Expense Per Month $ 2,050                        
Payments to Acquire Intangible Assets     $ 44,744 $ 9,220                  
National Institute of Health [Member]                          
Royalty on Sales, Percentage                   1.00%      
Royalty Term (Year)                   21 years      
Royalty Payment, Annual Minimum                   $ 20,000      
Other Commitment, Total             $ 191,393   $ 191,393   $ 280,000    
Legal Fees             15,393            
Accounts Payable, Other, Current             176,000   176,000        
Accrued Royalties, Current             $ 140,000   140,000        
Other Expenses, Total                 $ 36,000        
Extinguishment of Debt, Amount           $ 120,000              
Accrued Patent Costs, Current           36,000              
Payments for Royalties         $ 20,000 20,000              
Payment for Contingent Consideration Liability, Operating Activities           240,000              
Contingent Payments Annual Increase           20,000              
Payments to Acquire Intangible Assets         $ 36,000                
Finite-Lived Intangible Assets, Period Increase (Decrease), Total           $ (120,000)              
Clinical Trial Agreement [Member] | MD Anderson [Member]                          
Long Term Contract, Estimated Cost               $ 2,000,000          
Research Agreement [Member] | MD Anderson [Member]                          
Long Term Contract, Estimated Cost   $ 2,000,000                      
License Agreement [Member] | University of Pittsburgh [Member]                          
Licensing Fee, Amount                       $ 25,000  
Annual Maintenance Fee, First Three Years, Amount                       25,000  
Annual Maintenance Fee, After Year Three, Amount                       40,000  
Annual Royalty Payment Per Year, Minimum                       $ 250,000  
Share of Non-Royalty Sublicense Income, Percent                       20.00%  
License Agreement [Member] | University of Pittsburgh [Member] | Dosing of First Human Patient in a Phase I Clinical Trial [Member]                          
Milestone Payment                       $ 3,975,000  
License Agreement [Member] | University of Pittsburgh [Member] | Minimum [Member]                          
Percentage of Outstanding Shares for Warrant to Purchase Shares of Common Stock                         1.50%
License Agreement [Member] | University of Pittsburgh [Member] | Maximum [Member]                          
Royalty Percent, Licensed Technology Covered by Patent                       3.00%