Common Stock (Tables)

9 Months Ended

Sep. 30, 2022

Common Stock.

Schedule of remaining authorized Shares

	September 30, 2022
Authorized shares		300,000,000
Common stock outstanding		15,085,792
Options outstanding		364,125
Warrants outstanding		1,065,137
Reserved for issuance under 2019 Stock and Incentive Plan		387,002
Available shares		283,097,944

Schedule of sale of stock under sales agreement

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Total shares of common stock sold		—		22,059		—		416,406
Gross proceeds	$	—	$	540,000	$	—	$	10,512,000
Commissions earned by placement agents		—		(22,000)		—		(422,000)
Issuance fees		—		(23,000)		—		(70,000)
Net proceeds	$	—	$	495,000	$	—	$	10,020,000