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 ($)
 3 Months Ended
Jul. 31, 2020
Jul. 31, 2019
Cash flows from operating activities:    
Net loss $ (883,944) $ (1,134,075)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock issued for services 40,550 311,816
Stock issued for compensation 67,320 104,726
Stock-based compensation - options 72,317 126,325
Change in assets and liabilities:    
(Increase) decrease in prepaid expenses and other current assets 6,248 (11,137)
Increase (decrease) in accounts payable 198,990 (54,337)
Decrease in accrued expenses (52,483) (106,458)
Net cash used in operating activities (551,002) (763,140)
Cash flows from investing activities:    
Net cash provided by (used in) investing activities 0 0
Cash flows from financing activities:    
Use of funds for payment of insurance financing loan (37,337) 0
Proceeds from sale of common stock, net of issuance costs 1,857,397 582,500
Net cash provided by financing activities 1,820,060 582,500
Effect of currency rate exchange on cash 2,677 (6,862)
Net increase (decrease) in cash 1,271,735 (187,502)
Cash at beginning of the period 894,861 515,253
Cash at end of the period 2,166,596 327,751
Supplemental disclosures of cash flows information:    
Cash paid during the periods for income taxes 800 800
Cash paid during the periods for interest 388 0
Supplemental schedule of noncash investing and financing activity:    
Issuance costs for shares issued $ 0 $ 24,500