Annual report pursuant to Section 13 and 15(d)

2. Summary of Significant Accounting Policies (Details Narrative)

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2. Summary of Significant Accounting Policies (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Net loss $ (4,000,000) $ (4,229,000)  
Cash flow from operations (1,626,000) (2,596,000)  
Stockholders' equity (deficiency) (1,358,000) (782,000) $ 1,368,000
Cash on Hand 136,000 349,000 $ 2,248,000
Impairment on long-lived assets 0 0  
Research and development expenses 279,000 578,000  
Patent costs $ 64,000 $ 53,000  
Options [Member]      
Antidilutive shares excluded from loss per share 23,474,256 21,535,148  
Warrants [Member]      
Antidilutive shares excluded from loss per share 11,446,892 4,411,667  
Convertible Notes [Member]      
Antidilutive shares excluded from loss per share 2,540,211 509,667