4. STOCK-BASED COMPENSATION (Tables)

6 Months Ended

Dec. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of stock-based compensation expense

	Three Months Ended December 31,				Six Months Ended December 31,
	2018		2017		2018		2017
Cost of Goods Sold	$	–	$	–	$	–	$	8,669
Research and Development		2,411		320		4,822		7,012
Selling, General and Administrative		7,817		6,651		348,390		17,347
Stock Based Compensation Expense	$	10,228	$	6,971	$	353,212	$	33,028

Stock option activity

	Options Outstanding
	Number of Shares			Weighted Average Exercise Price	Weighted Average Contractual Life
Outstanding at June 30, 2018	1,055,700		$	0.76	6.13 years
Granted	450,000
Expired or Cancelled	(13,700	)
Outstanding at December 31, 2018	1,492,000		$	0.75	6.83 years

Stock options outstanding by exercise price range

Range of Exercise Prices		Number of Shares		Weighted- Average Remaining Contractual Life (years)		Weighted- Average Exercise Price		Exercisable Number of Shares		Exercisable Weighted- Average Exercise Price
$	0.27		40,000		2.54	$	0.27		40,000	$	0.27
$	0.40		15,000		8.33	$	0.40		10,000	$	0.40
$	0.48		60,000		7.25	$	0.48		60,000	$	0.48
$	0.50		100,000		6.47	$	0.50		100,000	$	0.50
$	0.55		42,000		5.31	$	0.55		37,000	$	0.55
$	0.64		25,000		8.86	$	0.64		15,000	$	0.64
$	0.70		100,000		9.59	$	0.70		33,333	$	0.70
$	0.73		853,000		7.70	$	0.73		658,000	$	0.73
$	0.85		9,000		4.01	$	0.85		9,000	$	0.85
$	0.90		9,000		5.01	$	0.90		9,000	$	0.90
$	0.95		30,000		5.53	$	0.95		30,000	$	0.95
$	1.20		207,800		3.17	$	1.20		207,800	$	1.20
$	1.35		1,200		0.90	$	1.35		1,200	$	1.35
$	0.27–$1.35		1,492,000		6.83	$	0.75		1,210,333	$	0.76