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STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) | Common Stock | Additional Paid-In Capital | Accumulated Deficit | Total
--- | --- | --- | --- | ---
BALANCE at Sep. 30, 2012 | $ 273,125 | $ 209,743,928 | $ (202,989,621) | $ 7,027,432
BALANCE, Shares at Sep. 30, 2012 | 27,312,492 |  |  |
Sale of stock | $ 35,000 | 9,753,769 | 0 | 9,788,769
Sale of stock, Shares | 3,500,000 |  |  |
Issuance of warrants in connection with sale of common stock |  | (4,200,000) | 0 | (4,200,000)
401(k) contributions paid in common stock | $ 742 | 158,114 | 0 | 158,856
401(k) contributions paid in common stock, Shares | 74,230 |  |  |
Stock issued to nonemployees for service | $ 1,383 | 359,542 | 0 | 360,925
Stock issued to nonemployees for service, Shares | 138,297 |  |  |
Modification of options issued to consultants |  |  |  | 0
Equity based compensation - employees | $ 0 | 2,636,905 | 0 | 2,636,905
Equity based compensation - non-employees | 0 | 98,150 | 0 | 98,150
Net loss | 0 | 0 | (9,170,947) | (9,170,947)
BALANCE at Sep. 30, 2013 | $ 310,250 | 218,550,408 | (212,160,568) | 6,700,090
BALANCE, Shares at Sep. 30, 2013 | 31,025,019 |  |  |
Sale of stock | $ 317,555 | 28,129,691 | 0 | 28,447,246
Sale of stock, Shares | 31,755,494 |  |  |
Issuance of warrants in connection with sale of common stock |  | (7,791,448) | 0 | (7,791,448)
401(k) contributions paid in common stock | $ 1,647 | 153,787 | 0 | 155,434
401(k) contributions paid in common stock, Shares | 164,787 |  |  |
Exercise of warrants | $ 26,686 | 4,253,632 | 0 | 4,280,318
Exercise of warrants, Shares | 2,668,508 |  |  |
Conversion of warrant liability to equity |  | 1,308,528 |  | 1,308,528
Stock issued to nonemployees for service | $ 5,800 | 621,318 | 0 | 627,118
Stock issued to nonemployees for service, Shares | 579,968 |  |  |
Stock issued for patents | $ 87 | 9,912 | 0 | 9,999
Stock issued for patents, Shares | 8,695 |  |  |
Modification of options issued to consultants |  | 76,991 | 0 | 76,991
Modification of warrants |  |  |  | 0
Issuance of restricted stock | $ 157,000 | $ (157,000) | $ 0 | $ 0
Issuance of restricted stock, Shares | 15,700,000 |  |  |
Equity based compensation - employees, Shares |  | 3,958,637 | 0 | 3,958,637
Equity based compensation - non-employees |  | $ 36,752 | $ 0 | $ 36,752
Net loss |  | 0 | (27,366,265) | (27,366,265)
BALANCE at Sep. 30, 2014 | $ 819,025 | 249,151,208 | (239,526,833) | 10,443,400
BALANCE, Shares at Sep. 30, 2014 | 81,902,471 |  |  |
Sale of stock | $ 294,679 | 20,853,699 | 0 | 21,148,378
Sale of stock, Shares | 29,467,901 |  |  |
Issuance of warrants in connection with sale of common stock | $ 0 | (8,463,957) | 0 | (8,463,957)
401(k) contributions paid in common stock | $ 2,432 | 163,214 | 0 | 165,646
401(k) contributions paid in common stock, Shares | 243,178 |  |  |
Stock issued to nonemployees for service | $ 7,400 | 526,576 | 0 | 533,976
Stock issued to nonemployees for service, Shares | 739,968 |  |  |
Modification of options issued to consultants |  |  |  | 0
Modification of warrants | $ 0 | 475,333 | 0 | 475,333
Forfeiture of unvested restricted stock | $ (1,000) | 1,000 | 0 | 0
Forfeiture of unvested restricted stock, Shares | (100,000) |  |  |
Equity based compensation - employees | $ 1,070 | 5,104,757 | 0 | 5,105,827
Equity based compensation - employees, Shares | 107,050 |  |  |
Equity based compensation - non-employees | $ 0 | 35,800 | 0 | 35,800
Net loss |  | 0 | (34,674,646) | (34,674,646)
BALANCE at Sep. 30, 2015 | $ 1,123,606 | $ 267,847,630 | $ (274,201,479) | $ (5,230,243)
BALANCE, Shares at Sep. 30, 2015 | 112,360,568 |  |  |

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