Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)

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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
 9 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Cash flows from operating activities:    
Net loss $ (2,591,232) $ (3,076,505)
Adjustments to reconcile net loss to net cash used in operating activities:    
Shares issued for services 65,117 411,461
Shares issued for compensation 183,206 309,691
Stock-based compensation - options 166,982 309,170
Change in assets and liabilities:    
Decrease in prepaid expenses and other current assets 101,075 71,199
Increase (decrease) in accounts payable (106,682) 218,608
Increase (decrease) in accrued expenses (209,052) 57,395
Net cash used in operating activities (2,390,586) (1,698,981)
Cash flows from investing activities:    
Net cash provided by (used in) investing activities 0 0
Cash flows from financing activities:    
Payment of insurance financing loan (113,245) 0
Proceeds from sale of Series A Preferred Stock 0 1
Use of funds from purchase of Series A preferred stock 0 (1)
Proceeds from sale of common stock, net of issuance costs 4,699,247 1,333,500
Net cash provided by financing activities 4,586,002 1,333,500
Effect of currency rate exchange on cash 694 (7,530)
Net increase (decrease) in cash 2,196,110 (373,011)
Cash at beginning of the period 894,861 515,253
Cash at end of the period 3,090,971 142,242
Supplemental disclosures of cash flows information:    
Cash paid during the periods for income taxes 800 800
Cash paid during the periods for interest $ 2,006 $ 0