| Schedule of notes payable |
| | | December 31, 2017 | | December 31, 2016 | | Notes payable | | $ | 328,783 | | | $ | 336,283 | | | Notes payable, convertible | | | 25,000 | | | | 25,000 | | | Notes payable, related parties | | | 27,000 | | | | — | | | Notes payable, related parties, convertible | | | 2,059,425 | | | | 1,824,633 | | | Total | | $ | 2,440,208 | | | $ | 2,185,916 | |
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| Schedule of notes payable to shareholder |
| | | | | December 31, 2017 | | December 31, 2016 | | Note payable to a former shareholder, past due as of January 2012, together with accrued interest at 5% APR and interest on overdue principal accruing at 10% APR. | | | (a) | | | $ | 28,783 | | | $ | 28,783 | | | Note payable to a shareholder, past due as of August 1, 2015, together with accrued interest at 10% APR. | | | (b) | | | | 300,000 | | | | 300,000 | | | Note payable to a shareholder, payable upon demand, together with imputed interest only, as applicable. | | | (c) | | | | — | | | | 7,500 | | | Total | | | | | | $ | 328,783 | | | $ | 336,283 |
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| Schedule of notes payable, related parties convertible |
| | | | | December 31, 2017 | | December 31, 2016 | | Note payable to a company controlled by an outside director (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.01 per share of common stock. | | | (a) | | | $ | 60,000 | | | $ | 60,000 | | | Note payable to the Company’s general counsel (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.01 per share of common stock. | | | (b) | | | | 150,000 | | | | 150,000 | | | Note payable to an outside director (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.01 per share of common stock. | | | (c) | | | | 30,000 | | | | 30,000 | | | Note payable to the Company’s general counsel (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.007 per share of common stock. | | | (d) | | | | 120,000 | | | | 120,000 | | | Note payable to the Company’s general counsel (also a shareholder), due on demand together with accrued interest at 12% APR, and convertible at $0.008 per share of common stock. | | | (e) | | | | 10,000 | | | | 10,000 | | | Note payable to a related party investor (by virtue of shareholding percentage, both actual and on an as-converted basis), due November 13, 2018 together with accrued interest at 10% APR, and convertible at $0.01 per share of common stock. | | | (f) | | | | 100,000 | | | | 100,000 | | | Note payable to a related party investor (by virtue of shareholding percentage, both actual and on an as-converted basis), due March 4, 2017 together with accrued interest at 10% APR, and convertible at $0.01 per share of common stock. | | | (g) | | | | 50,000 | | | | 50,000 | | | Note payable to a related party investor (by virtue of shareholding percentage, both actual and on an as-converted basis), due March 18, 2019 together with accrued interest at 10% APR, and convertible at $0.01 per share of common stock. | | | (h) | | | | 100,000 | | | | 100,000 | |
| Note payable to a related party investor (by virtue of shareholding percentage, both actual and on an as-converted basis), due May 12, 2019 together with accrued interest at 10% APR, and convertible at $0.01 per share of common stock. | | | (i) | | | | 50,000 | | | | 50,000 | | | Note payable to a related party investor (by virtue of shareholding percentage, both actual and on an as-converted basis), due June 7, 2019 together with accrued interest at 10% APR, and convertible at $0.01 per share of common stock. | | | (j) | | | | 200,000 | | | | 200,000 | | | Note payable to a related party investor (by virtue of shareholding percentage, both actual and on an as-converted basis), due July 28, 2019 together with accrued interest at 10% APR, and convertible at $0.01 per share of common stock. | | | (k) | | | | 300,000 | | | | 300,000 | | | Note payable to an outside director (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.007 per share of common stock. | | | (l) | | | | 55,500 | | | | 55,500 | | | Note payable to an outside director (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.007 per share of common stock. | | | (m) | | | | 20,500 | | | | 20,500 | | | Note payable to the Company’s president and chief executive officer (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.007 per share of common stock. | | | (n) | | | | 349,329 | | | | 349,329 | | | Note payable to the Company’s controller who is also a shareholder, which note is due on demand together with interest at 4.5% APR, and convertible at $0.007 per share of common stock. | | | (o) | | | | 134,604 | | | | 134,604 | | | Note payable to the Company’s vice president of research and development (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.007 per share of common stock. | | | (p) | | | | 49,000 | | | | 49,000 | | | Note payable to an independent contractor (also a shareholder), which note payable is due on demand together with interest at 4.5% APR, and convertible at $0.007 per share of common stock. | | | (q) | | | | 25,700 | | | | 25,700 | | | Note payable in the name of a son of an outside director (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.005 per share of common stock. | | | (r) | | | | 20,000 | | | | 20,000 | | | Note payable to an outside director (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.015 per share of common stock. | | | (s) | | | | 28,500 | | | | — | | | Note payable to an outside director (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.015 per share of common stock. | | | (t) | | | | 9,500 | | | | — | |
| Note payable to the Company’s president and chief executive officer (also a shareholder), due on demand together with accrued interest at 4.5% APR, and convertible at $0.015 per share of common stock. | | | (u) | | | | 87,532 | | | | — | | | Note payable to the Company’s controller who is also a shareholder, which note is due on demand together with interest at 4.5% APR, and convertible at $0.015 per share of common stock. | | | (v) | | | | 28,010 | | | | — | | | Note payable to an independent contractor (also a shareholder), which note is due on demand together with interest at 4.5% APR, and convertible at $0.01 per share of common stock. | | | (w) | | | | 81,250 | | | | — | | | Total | | | | | | $ | 2,059,425 | | | $ | 1,824,633 |
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