v3.20.1
Condensed Consolidated Balance Sheets - USD ($)
Mar. 31, 2020
Dec. 31, 2019
Current Assets:    
Cash $ 1,343,978 $ 3,975,494
Marketable securities 1,952,510 3,150,332
Accounts receivable and other receivables, net 293,625 206,770
Inventory, net 1,702,204 2,157,295
Prepaid expenses and other current assets 2,027,076 671,033
Total Current Assets 7,319,393 10,160,924
Property and equipment, net 2,104,989 1,347,309
Operating lease right-of-use asset 212,554 258,102
Intangible assets, net 92,070 107,415
Other assets 73,743 73,743
Total Assets 9,802,749 11,947,493
Current Liabilities:    
Accounts payable 2,972,306 2,372,212
Accrued expenses 916,965 897,548
Accrued issuable equity 207,850 257,686
Notes payable 10,000 10,000
Current portion of operating lease liabilities 195,254 190,823
Other current liabilities 74,708 73,598
Current portion of deferred revenue 783,720 567,613
Total Current Liabilities 5,160,803 4,369,480
Operating lease liabilities, non-current portion 34,328 84,838
Other liabilities 39,065 58,164
Deferred revenue, non-current portion 565
Total Liabilities 5,234,196 4,513,047
Series B Convertible Preferred Stock, 10,000 shares designated, 0 issued and outstanding as of March 31, 2020 and December 31, 2019
Commitments and contingencies (Note 10)
Stockholders' Equity:    
Common stock, $0.001 par value, 500,000,000 shares authorized, 27,965,211 and 26,322,583 shares issued and outstanding as of March 31, 2020 and December 31, 2019, respectively 27,965 26,323
Additional paid-in capital 177,004,964 176,729,926
Accumulated other comprehensive income 1,705 183,173
Accumulated deficit (172,466,081) (169,504,981)
Total Stockholders' Equity 4,568,553 7,434,446
Total Liabilities and Stockholders' Equity 9,802,749 11,947,493
Series A Convertible Preferred Stock [Member]    
Stockholders' Equity:    
Preferred stock, $0.001 par value, 40,000,000 shares authorized;
Series C Convertible Preferred Stock [Member]    
Stockholders' Equity:    
Preferred stock, $0.001 par value, 40,000,000 shares authorized;
Series D Convertible Preferred Stock [Member]    
Stockholders' Equity:    
Preferred stock, $0.001 par value, 40,000,000 shares authorized; $ 5

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