| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | Sep'18 | Jun'18 | Mar'18 | Dec'17 | Sep'17 | Jun'17 | Mar'17 | Dec'16 | Sep'16 | Jun'16 | Mar'16 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Operating Activities | ||||||||||||||||
Net loss | ||||||||||||||||
-2,346,913 | -4,055,755 | -2,385,376 | -3,052,078 | -1,385,099 | -1,476,190 | -2,148,192 | -1,809,564 | -2,333,461 | -2,196,107 | -1,584,383 | -855,668 | -669,011 | -2,307,522 | -1,141,044 | -1,350,628 | -949,203 |
Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||||||||||
Depreciation and amortization | ||||||||||||||||
23,114 | 267,533 | 72,685 | 69,026 | 68,102 | 72,658 | 74,454 | 75,538 | 73,022 | 70,952 | 16,538 | 15,786 | 15,545 | 15,542 | 25,772 | 10,323 | 8,492 |
Amortization of debt discount | ||||||||||||||||
- | 0 | 0 | 233,455 | 16,545 | - | - | - | - | - | - | - | - | 39,955 | 97,905 | 184,366 | 109,455 |
Amortization of lease right | ||||||||||||||||
37,983 | 55,218 | 31,651 | 31,069 | 30,502 | - | - | - | - | - | - | - | - | - | - | - | - |
Accrued interest expense included in notes payable | ||||||||||||||||
- | 0 | 0 | -239 | 1,027 | - | 0 | 0 | 0 | - | 1,046 | 630 | 13,116 | 25,160 | 20,724 | 23,679 | 17,148 |
Stock-based compensation | ||||||||||||||||
67,606 | 78,488 | 56,688 | 186,765 | 56,231 | 189,815 | 350,337 | 277,372 | 777,513 | 944,336 | 582,014 | 302,295 | 103,623 | 147,100 | 262,528 | 369,929 | 8,127 |
Stock-based compensation - officer and director | ||||||||||||||||
436,287 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Stock-based compensation – related parties | ||||||||||||||||
- | - | - | - | - | 0 | 0 | 0 | 0 | -13,000 | 88,000 | 50,893 | 57,158 | 299,561 | 149,187 | 293,206 | 240,892 |
Change in fair value of derivative warrants | ||||||||||||||||
8,944 | -33,795 | -31,322 | -413,866 | 186,034 | - | - | - | - | - | - | - | - | 168,006 | 161,089 | 146,796 | 99,782 |
Changes in operating assets and liabilities: | ||||||||||||||||
(Increase) decrease in - | ||||||||||||||||
Accounts receivable | ||||||||||||||||
-47,255 | 56,410 | -13,993 | 20,834 | -13,116 | 11,193 | -12,833 | -27,583 | -15,345 | 19,162 | 1,842 | -251 | 240 | 1,297 | -431 | -314 | -15 |
Inventories | ||||||||||||||||
131,195 | -9,414 | 1,669 | 14,867 | -54,178 | -23,270 | -31,090 | 229,439 | 28,188 | -23,302 | -23,564 | 58,280 | 6,025 | -21,877 | 32,018 | -7,170 | 10,465 |
Prepaid expenses | ||||||||||||||||
-568,199 | - | - | - | -3,388 | - | - | - | - | - | - | - | - | - | - | - | - |
Deposits and prepaid expenses | ||||||||||||||||
- | - | - | - | - | 9,036 | 12,906 | -87,567 | -2,486 | 89,420 | 20,619 | -31,157 | 8,369 | 197 | 2,574 | -5,997 | -11,361 |
Increase (decrease) in - | ||||||||||||||||
Accounts payable | ||||||||||||||||
179,093 | - | - | - | 463,900 | - | - | - | - | - | - | - | - | - | - | - | - |
Customer deposit | ||||||||||||||||
437,500 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Accounts payable and accrued expenses | ||||||||||||||||
- | - | - | - | - | 145,806 | -189,319 | 10,878 | 135,324 | -173,545 | -5,816 | -19,641 | 77,083 | -983 | -5,060 | -31,806 | 122,454 |
Lease liability | ||||||||||||||||
36,803 | 53,986 | 30,058 | 28,756 | 28,088 | - | - | - | - | - | - | - | - | - | - | - | - |
Accrued expenses | ||||||||||||||||
109,918 | - | - | - | -59,145 | - | - | - | - | - | - | - | - | - | - | - | - |
Accrued and deferred rent costs | ||||||||||||||||
- | - | - | - | - | 58,979 | 10,815 | -4,854 | 4,429 | -12,697 | 10,074 | -45,168 | -28,456 | -4,028 | -26,920 | -1,919 | -21,920 |
Net cash used in operating activities | ||||||||||||||||
-1,735,410 | -1,840,954 | -1,695,354 | -1,907,611 | -586,085 | -885,891 | -863,882 | -1,070,528 | -1,353,530 | -1,488,951 | -891,424 | -577,745 | -445,576 | - | - | - | - |
Investing Activities | ||||||||||||||||
Net cash used in operating activities | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -342,573 | -363,862 |
Purchase of property and equipment | ||||||||||||||||
40,733 | 7,971 | 104,171 | 54,119 | 4,815 | 31,932 | 91,238 | 41,962 | 95,111 | 12,077 | 19,703 | 5,500 | 0 | 159 | 2,024 | 0 | 1,171 |
Purchase of intellectual property | ||||||||||||||||
- | - | - | - | - | 0 | 0 | 0 | 50,000 | 0 | 0 | 0 | 0 | - | - | - | - |
Net cash used in investing activities | ||||||||||||||||
-40,733 | -7,971 | -104,171 | -54,119 | -4,815 | -31,932 | -91,238 | -41,962 | -145,111 | -12,077 | -14,808 | -5,500 | 0 | - | - | - | - |
Financing Activities | ||||||||||||||||
Proceeds from issuance of preferred stock | ||||||||||||||||
- | - | - | - | - | 0 | 0 | 0 | 0 | 0 | 2,005,000 | 400,000 | 700,000 | 100,000 | 500,000 | 545,000 | 0 |
Net cash used in investing activities | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0 | -1,171 |
Proceeds from issuance of convertible notes | ||||||||||||||||
- | 0 | 0 | 0 | 250,000 | - | - | - | - | - | - | - | - | 0 | 0 | 0 | 136,000 |
Proceeds from issuance of promissory notes - related party | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | 0 | 0 | 50,000 | 90,000 |
Proceeds from issuance of promissory notes | ||||||||||||||||
- | 0 | 0 | 0 | 100,000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100,000 | 0 | 50,000 | 145,000 | 25,000 |
Payments on promissory note | ||||||||||||||||
- | - | - | - | - | 0 | 0 | 0 | 0 | 25,000 | 110,000 | 0 | 14,000 | 14,000 | 7,000 | 130,000 | 0 |
Proceeds from exercise of warrants | ||||||||||||||||
3,550,781 | 17,000 | 22,500 | 100,625 | 31,250 | 15,000 | 0 | 0 | 1,460 | 0 | 0 | 0 | 0 | - | - | - | - |
Payments on line of credit | ||||||||||||||||
- | - | - | - | - | 0 | 0 | 0 | 30,535 | 1,860 | 0 | 0 | 0 | - | - | - | - |
Deferred financing costs of IPO | ||||||||||||||||
- | - | - | -268,000 | 287,000 | - | - | - | - | - | - | - | - | - | - | - | - |
Decrease in due to related parties | ||||||||||||||||
- | - | - | - | - | -108,019 | -9,455 | -19,494 | -9,165 | -6,638 | -16,549 | 35,931 | 41,906 | 43,798 | 61,500 | 25,000 | 85,300 |
Net cash provided by financing activities | ||||||||||||||||
3,550,781 | 7,409,467 | 4,985,840 | 4,156,077 | 94,250 | 486,981 | -9,455 | -19,494 | -38,240 | 4,966,503 | 1,878,451 | 435,931 | 827,906 | - | - | - | - |
Net cash provided by financing activities | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 635,000 | 336,300 |
Cash: | ||||||||||||||||
Net increase (decrease) | ||||||||||||||||
1,774,638 | 5,560,542 | 3,186,315 | 2,194,347 | -496,650 | - | - | - | - | - | - | - | - | - | - | - | - |
Net decrease | ||||||||||||||||
- | - | - | - | - | -430,842 | -964,575 | -1,131,984 | -1,536,881 | 3,465,475 | 972,219 | -147,314 | 382,330 | -327,520 | 112,496 | 292,427 | -28,733 |
Supplemental disclosure of cash flow information: | ||||||||||||||||
Cash paid for - Interest | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | - | 385 | 0 | 0 |
Income taxes | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | 0 | 0 | 0 | 0 |
Non-cash financing activities: | ||||||||||||||||
Fair value of warrants issued in connection with convertible notes | ||||||||||||||||
- | 0 | 0 | 0 | 436,034 | - | - | - | - | - | - | - | - | - | - | - | - |
Recording of lease asset and liability upon adoption of ASU 2016-02 | ||||||||||||||||
- | 57,936 | 0 | -57,936 | 721,154 | - | - | - | - | - | - | - | - | - | - | - | - |
Reclass of prepaid costs to inventory | ||||||||||||||||
308,178 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Reclass of equipment sold from property and equipment to equipment held for sale | ||||||||||||||||
8,771 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Fair value of warrants issued in connection with promissory and convertible notes payable | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | 24,726 | 0 | 120,639 | 124,710 |
Beneficial conversion feature associated with promissory and convertible notes payable | ||||||||||||||||
- | - | - | - | - | - | - | - | - | - | - | - | - | 0 | 0 | 31,175 | 39,774 |