7. Stock Option Plans and Agreements (Tables)

9 Months Ended

Sep. 30, 2020

Share-based Payment Arrangement [Abstract]

Stock option valuation assumptions

Risk-free interest rate	0.18%-1.40%
Expected dividend yield	0%
Expected stock price volatility	100%
Expected life of options	2.25-3.01 years

Stock option activity

	Number of Options Outstanding			Weighted Average Exercise Price		Remaining Contractual Term	Aggregate Intrinsic Value
Outstanding at December 31, 2019		10,910,500		$	.05
Granted		1,555,000			.07
Forfeited		(25,000	)		.05
Expired		(335,000	)		.15
Outstanding at September 30, 2020		12,105,500		$	.05	3.5 years	$	713,300
At September 30, 2020 -
Vested or expected to vest		12,105,500		$	.05	3.5 years	$	713,300
Exercisable		11,585,500		$	.05	3.5 years	$	689,300