Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Cash, Accounts Receivable, Concentration of Revenue and Geographic Area (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Cash, Accounts Receivable, Concentration of Revenue and Geographic Area (Details)
3 Months Ended
Jun. 30, 2016
USD ($)
item
agreement
Jun. 30, 2015
USD ($)
Dec. 31, 2015
USD ($)
agreement
Cash      
Insured by FDIC $ 250,000    
Accounts Receivable      
Allowance for bad debts 387,976   $ 375,750
Net accounts receivable $ 128,337   $ 136,842
Concentration of Revenue and Geographic Area      
Percent of revenue 99.00% 63.00%  
Credit concentration risk      
Concentration of Revenue and Geographic Area      
Number of licenses | agreement     1
Customer concentration risk      
Concentration of Revenue and Geographic Area      
Number of licenses | agreement 5    
Revenues from five licenses (as a percent) 99.00% 63.00%  
Patent infringement cases | Pending litigation      
Concentration of Revenue and Geographic Area      
Number of lawsuits | item 18    
Patent infringement cases | Pending litigation | United States | District of Delaware      
Concentration of Revenue and Geographic Area      
Number of lawsuits | item 5    
Patent infringement cases | Pending litigation | United States | Central District of California      
Concentration of Revenue and Geographic Area      
Number of lawsuits | item 1    
Patent infringement cases | Pending litigation | United States | Eastern District of Michigan      
Concentration of Revenue and Geographic Area      
Number of lawsuits | item 1    
Patent infringement cases | Pending litigation | United States | US Court of Appeals for the Federal Circuit      
Concentration of Revenue and Geographic Area      
Number of lawsuits | item 2    
Patent infringement cases | Pending litigation | Foreign | Germany      
Concentration of Revenue and Geographic Area      
Number of lawsuits | item 9    
Dynamic Advances, LLC      
Concentration of Revenue and Geographic Area      
License Amount $ 24,900,000    
Percent of revenue 72.00%    
Orthophoenix, LLC      
Concentration of Revenue and Geographic Area      
License Amount $ 4,500,000    
Percent of revenue 13.00%    
Orthophoenix, LLC      
Concentration of Revenue and Geographic Area      
License Amount $ 3,750,000    
Percent of revenue 11.00%    
Orthophoenix, LLC      
Concentration of Revenue and Geographic Area      
License Amount $ 600,000    
Percent of revenue 2.00%    
Signal IP, Inc      
Concentration of Revenue and Geographic Area      
License Amount $ 310,000    
Percent of revenue 1.00%    
Sarif Biomedical LLC      
Concentration of Revenue and Geographic Area      
License Amount   $ 325,000  
Percent of revenue   24.00%  
Selene Communication Technologies, LLC      
Concentration of Revenue and Geographic Area      
License Amount   $ 150,000  
Percent of revenue   11.00%  
E2E Processing, Inc      
Concentration of Revenue and Geographic Area      
License Amount   $ 140,000  
Percent of revenue   10.00%  
MedTech GmbH      
Concentration of Revenue and Geographic Area      
License Amount   $ 131,420  
Percent of revenue   9.00%  
E2E Processing, Inc      
Concentration of Revenue and Geographic Area      
License Amount   $ 120,000  
Percent of revenue   9.00%