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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Cash flows from operating activities:    
Net loss $ (1,457,798) $ (2,552,087)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 64,193 146,496
Stock-based compensation 356,228
Bad debt expense 53,217 22,667
Warrant market adjustment 652,025
Other income - PPP loan forgiveness (202,052)
Change in assets and liabilities:    
Royalty receivables 48,234 (108,750)
Prepaid expenses and other current assets (48,206) (53,155)
Accounts payable and accrued expenses (110,921) (142,477)
Deferred revenue 13,777 21,095
Net cash used in operating activities (1,639,556) (1,657,958)
Cash flows from investing activities:    
Purchases of fixed assets (2,168) (65,081)
Proceeds from the sale of fixed assets 3,713
Net cash provided by (used in) investing activities 1,545 (65,081)
Cash flows from financing activities:    
Net proceeds from issuances of common stock and warrants and exercise of options and warrants 284,207 5,770,545
Proceeds from PPP Program Funding 202,052
Net cash provided by financing activities 486,259 5,770,545
Net (decrease)/increase in cash and cash equivalents (1,151,752) 4,047,506
Cash and cash equivalents at beginning of period 6,591,960 2,969,416
Cash and cash equivalents at end of period $ 5,440,208 $ 7,016,922