XML 14 R4.htm IDEA: XBRL DOCUMENT v3.21.1
Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Statement of Cash Flows [Abstract]    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest $ (59,783) $ (657,371)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 22,182 23,407
Stock-based compensation 68,863 144,047
CompensationObligationSettlement 0 43,751
IdleFacilityImpairmentCharge 126,748 87,000
Changes in operating assets and liabilities:    
Accounts receivable (143,392) (87,157)
Inventories 71,656 10,154
Increase (Decrease) In Collaboration Receivable 0 7,678
Prepaid expenses and other current and long-term assets (16,043) 312,550
Accounts payable 238,932 (102,465)
Accrued expenses and compensation (332,953) (458,772)
Increase (Decrease) in Accrued Product Returns (10,000) (86,000)
Net Cash Provided by (Used in) Operating Activities (33,790) (763,178)
Cash flows from investing activities:    
Purchases of fixed assets (21,453) 0
Net Cash Provided by (Used in) Investing Activities (21,453) 0
Cash flows from financing activities:    
Net proceeds from issuance of stock and warrants 4,197 453,457
Payments of Stock Issuance Costs (30,000) 0
Net Cash Provided by (Used in) Financing Activities (25,803) 453,457
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect (81,046) (309,721)
Cash and cash equivalents, end of period 5,145,167  
Supplemental disclosure of cash flow information:    
Stock Issuance Settle Incentive Compensation Obligation 0 43,751
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents $ 5,145,167 $ 2,816,485