6. Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2021

Commitments and Contingencies Disclosure [Abstract]

Lease maturity

	March 31, 2021
Maturity of Lease Liabilities		Lease Payments
2021 (remaining)	$	50,494
2022		22,794
Less: Imputed interest		(3,915	)
Present value of operating lease liabilities	$	69,373
Balance Sheet Classification
Current maturities of operating lease liabilities	$	60,368
Operating lease liabilities, less current maturities		9,005
Total operating lease liabilities	$	69,373
Other Information
Weighted-average remaining lease term for operating leases		1.1
Weighted-average discount rate for operating leases		9.0	%

Supplemental cash flow information related to operating leases

	Three Months Ended March 31,
	2021		2020
Operating cash flow information:
Amounts included in measurement of lease liabilities	$	20,372	$	26,557
Non-cash activities:
Right-of-use assets obtained in exchange for lease obligations	$	-	$	-

Minimum annual royalty payments

Years ending December 31,
	2021 (remaining)	$	4,762,500
	2022		6,600,000
	2023		6,850,000
	2024		7,100,000
	2025		7,100,000
	Total	$	32,412,500