| Net (loss) income | -1.49M |
| Depreciation | 1.71M |
| Amortization of patents | 243.71K |
| Stock-based compensation | 621.96K |
| Gain on reduction of contingent tax liability | |
| Loss on abandonment of lease | |
| Loss on capital lease write-off | |
| Gain on change in fair value of warrant derivative liability | |
| Change in deferred tax liability | |
| Accounts receivable | -1.24M |
| Inventories | 1.14M |
| Prepaid expenses | 151.75K |
| Other assets | 23.15K |
| Accounts payable | -558.02K |
| Accrued liabilities | -604.99K |
| Deferred revenue | -549.77K |
| Net cash used in operating activities | -559.68K |
| Purchase of property and equipment | -1.26M |
| Net cash used in investing activities | -1.26M |
| Financing activities: | |
| Proceeds from issuance of convertible preferred stock | |
| Proceeds from issuance of common stock | 0 |
| Capital lease principle payments | |
| Transfer to restricted cash in connection with tax escrow account | |
| Net cash provided by financing activities | 1.59M |
| Net increase in cash and cash equivalents | -236.07K |
| Cash and cash equivalents at beginning of period | 5.18M |
| Cash and cash equivalents at end of period | 4.94M |
| Cash paid during the period for taxes | 253 |
| Non cash investing and financing activities: | |
| Dividends accrued | |
| Reduction of fixed assets based on write-off of capital lease | |
| Payment of Series B preferred dividends in preferred B shares | |
| Financing activities: | |
| Payments for stock issuance costs | 0 |
| Financing activities: | |
| Payments for stock issuance costs | |
| Non cash investing and financing activities: | |
| Issuance of stock | 0 |
| Financing activities: | |
| Payments of preferred stock dividends | |
| Financing activities: | |
| Payments of preferred stock dividends | |
| Non cash investing and financing activities: | |
| Issuance of stock | |