Quarterly report pursuant to Section 13 or 15(d)

8. Deferred Revenue (Details Narrative)

v3.21.1
8. Deferred Revenue (Details Narrative) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Deferred revenue, current $ 4,528,503 $ 4,528,503
Deferred revenue, noncurrent 4,432,377 4,432,377
Royalty Advance [Member]    
Deferred revenue, current $ 3,370,284 $ 3,370,284