v3.22.0.1
INCOME TAXES - Components of deferred tax assets and liabilities (Details) - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Deferred tax components    
Unrealized (gain) loss on marketable securities $ (46,552) $ (488,419)
Depreciation 2,458 3,002
Net operating loss carryforwards   180,460
R&D and foreign credits   46,957
Other (906)  
Net deferred tax asset (liability) $ (45,000) $ (258,000)