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Note 4 - Warrants: Schedule of Outstanding and Exercisable Warrants (Details) - Warrants
3 Months Ended
Mar. 31, 2018
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Beginning Balance | shares 2,738,096
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Beginning Balance | $ / shares $ 0.24
Contractual Life in Years 3.28
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value | $ $ 937,567
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | shares 0
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ / shares $ 0
Contractual Life in Years, Grants 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period | shares 0
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price | $ / shares $ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | shares 0
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | $ / shares $ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance | shares 2,738,096
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Ending Balance | $ / shares $ 0.24
Contractual Life in Years 3.03
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value | $ $ 1,044,109