Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details Narrative)

v3.21.4
Commitments and Contingencies (Details Narrative) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Aug. 28, 2019
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Research and development expense   $ 639,000 $ 12,000 $ 2,279,000 $ 336,000
Damages amount       $ 1,670,000  
Represent shares of common stock 882,353     882,353  
Accrued expenses       $ 100,000  
Royalty payments beginning in 2022       250,000  
Royalty payments beginning in 2025       2,000,000.0  
Royalty payments beginning in 2027       $ 5,000,000.0  
Minimum [Member]          
Upfront license fees       4  
Maximum [Member]          
Upfront license fees       6