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, 2017
Dec. 31, 2016
Dec. 31, 2015
Net loss $ (4,835,000) $ (4,000,000)  
Cash flow from operations (1,786,000) (1,626,000)  
Stockholders' equity (deficiency) (1,874,000) (1,358,000) $ (782,000)
Cash on Hand 204,000 136,000 $ 349,000
Impairment on long-lived assets 0 0  
Research and development expenses 243,000 279,000  
Patent costs $ 45,000 $ 64,000  
Options [Member]      
Antidilutive shares excluded from loss per share 35,397,675 23,474,256  
Warrants [Member]      
Antidilutive shares excluded from loss per share 17,622,437 11,446,892  
Convertible Notes [Member]      
Antidilutive shares excluded from loss per share 4,847,333 2,540,211