CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2021	Jun. 30, 2021
Current Assets:
Cash	$ 9,922,000	$ 10,194,000
Prepaid expenses and other current assets	42,000	495,000
Total Current Assets	9,964,000	10,689,000
Other Assets:
Patent costs - net	2,607,000	2,754,000
Deferred offering costs	419,000	778,000
Security deposit	78,000	78,000
Total Other Assets	3,104,000	3,610,000
Total Assets	13,068,000	14,299,000
Current Liabilities:
Accounts payable - (including related party payables of approx. $1,511,000 and $1,511,000, respectively)	2,298,000	2,563,000
Accrued expenses - (including related party accruals of approx. $29,000 and $8,000, respectively)	122,000	348,000
Accrued salaries and payroll taxes - (including related party accrued salaries of approx. $1,538,000 and $1,915,000, respectively)	1,612,000	1,992,000
Operating lease - current liability	180,000	165,000
Convertible note payable - related party	250,000	1,283,000
Accrued dividend - Series B 5% convertible preferred stock	29,000	15,000
Loan payable	0	172,000
Total Current Liabilities	4,491,000	6,538,000
Other Liabilities:
Series B 5% convertible preferred stock liability at $1,080 stated value; 1,500 and 0 shares issued and outstanding at December 31, 2021 and June 30, 2021, respectively	1,474,000	0
Operating lease - long term liability	158,000	252,000
Total Liabilities	6,123,000	6,790,000
Stockholders' Equity
Preferred stock, $0.001 par value, 10,000,000 designated shares, no shares issued and outstanding	0	0
Additional paid-in capital	128,197,000	124,835,000
Accumulated deficit	(119,045,000)	(115,116,000)
Treasury Stock, at cost (10,874,593 shares as of December 31, 2021 and June 30, 2021)	(2,254,000)	(2,254,000)
Total Stockholders' Equity	6,945,000	7,509,000
Total Liabilities and Stockholders' Equity	13,068,000	14,299,000
Common Class A [Member]
Stockholders' Equity
Common Stock	45,000	42,000
Common Class B [Member]
Stockholders' Equity
Common Stock	$ 2,000	$ 2,000