| Net loss | |
| Stock-based compensation for services | 368.46K |
| Depreciation and amortization | 97K |
| Amortization of license fee | |
| Impairment charges | |
| Accounts receivable | -602 |
| Inventories | |
| Prepaid expenses and other current assets | 224.25K |
| Accounts payable | -521.6K |
| Accrued liabilities | |
| Accrued compensation | |
| Deferred revenue | |
| Net cash used in operating activities | |
| Purchases of short-term investments | -13.82M |
| Sales of short-term investments | 16.52M |
| Purchases of property and equipment | |
| Patent and trademark acquisition costs | -14.38K |
| Net cash used in investing activities | |
| Repayment of notes payable and other obligation | -229.24K |
| Proceeds from exercise of stock warrants and options | |
| Net proceeds from issuance of common stock | |
| Net cash (used in) provided by financing activities | |
| Net decrease in cash and cash equivalents | 435.04K |
| Cash and cash equivalents at beginning of period | 2.01M |
| Cash and cash equivalents at end of period | 2.45M |
| Cash paid during the period for interest | 33.33K |