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v3.21.2

Condensed Consolidated Statements of Cash Flows - USD ($) | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Cash Flows from operating activities: |  |
Net loss | $ (6,665,000) | $ (5,031,000)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Common stock issued for services | 27,000 | 8,000
Share based compensation | 606,000 | 421,000
Depreciation and amortization | 215,000 | 158,000
Impairment of intangible assets | 236,000 | 0
Gain on forgiveness of Payroll Protection Program debt | (251,000) | 0
Change in operating assets and liabilities: |  |
Contract assets | 92,000 | (198,000)
Prepaid expenses | (122,000) | (78,000)
Other assets | 133,000 | 31,000
Accounts payable and accrued liabilities | (160,000) | 65,000
Accrued compensation and taxes | 441,000 | 483,000
Contract liabilities | (94,000) | (2,000)
Net cash used in operating activities | (5,542,000) | (4,143,000)
Cash Flows from investing activities: |  |
Acquisition of fixed assets | (66,000) | (4,000)
Disbursements for patents and other intangible assets | (69,000) | (151,000)
Net cash used in investing activities | (135,000) | (155,000)
Cash flows from financing activities: |  |
Proceeds from issuance of common stock, net of offering costs | 5,309,000 | 6,053,000
Proceeds from exercise of stock options and warrants | 385,000 | 89,000
Proceeds from Payroll Protection Program loan | 0 | 251,000
Net cash provided by financing activities | 5,694,000 | 6,393,000
Net increase in cash and cash equivalents | 17,000 | 2,095,000
Cash and cash equivalents, beginning of period | 8,824,000 | 8,552,000
Cash and cash equivalents, end of period | $ 8,841,000 | $ 10,647,000

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