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v3.20.1

Consolidated Balance Sheets - USD ($) | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Current assets: |  |
Cash and cash equivalents | $ 1,516,272 | $ 743,429
Accounts receivable, net | 1,710,665 | 1,978,456
Accounts receivable, related party, net |  | 100,000
Prepaid expenses and other current assets | 519,063 | 414,541
Deferred cost, related party |  | 50,000
Inventories, net | 1,620,509 | 1,921,051
Advances on contracts | 710,662 | 648,783
Operating lease-right of use assets | 15,977 |
Total current assets | 6,093,148 | 5,856,260
Furniture, fixtures and equipment, net | 44,976 | 82,557
Patents, net | 382,260 | 435,273
Other assets | 35,905 | 26,878
Total assets | 6,556,289 | 6,400,968
Current liabilities: |  |
Accounts payable | 1,379,425 | 1,059,186
Accounts payable, related party | 1,358,752 | 1,810,058
Accrued expenses and other payables | 775,055 | 794,918
Accrued expenses, related party | 1,057,957 | 686,798
Operating lease liabilities | 15,977 |
Deferred profit, related party | 340,476 | 421,800
Deferred revenue, related party |  | 100,000
Total current liabilities | 4,927,642 | 4,872,760
Total liabilities | 4,927,642 | 4,872,760
Commitments and contingencies |  |
Stockholders’ equity |  |
Series A convertible preferred stock, par value $.001, authorized 5,000,000 shares, 0 and 7,000 shares issued and outstanding as of December 31, 2019 and 2018. |  | 7
Common stock, par value $.001; authorized 75,000,000 shares; 49,410,176 shares issued and 49,376,843 shares outstanding as of December 31,2019; 33,859,034 shares issued, 2,470,566 shares to be issued, and 33,825,701 shares outstanding as of December 31, 2018; | 49,410 | 36,330
Additional paid in capital | 96,082,324 | 88,414,718
Accumulated deficit | (93,524,297) | (85,999,929)
Treasury stock, at cost, 33,333 shares | (911,516) | (911,516)
Total Milestone Scientific Inc. stockholders' equity | 1,695,921 | 1,539,610
Noncontrolling interest | (67,274) | (11,402)
Total stockholders’ equity | 1,628,647 | 1,528,208
Total liabilities and stockholders’ equity | $ 6,556,289 | $ 6,400,968

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