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Stock Options, Warrants and 401(k) Savings Plan (Tables)
12 Months Ended
Dec. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Warrants Outstanding


A summary of outstanding warrants follows:


 

 

 

 

 

 

 

 

Weighted

 

 

 

 

 

 

Exercise

 

 

Average

 

 

 

Number of

 

 

Price Range

 

 

Exercise

 

 

 

Shares

 

 

Per Share

 

 

Price

 

Outstanding at December 31, 2014

 

802,365

 

 

$0.01 to $0.07

 

 

$0.025

 

Warrants granted

 

  46,000

 

 

0.06 and 0.07

 

 

  0.068

 

Outstanding at December 31, 2015

 

756,365

 

 

0.01 to 0.07

 

 

  0.022

 

Warrants expired

 

  35,000

 

 

0.045 and 0.06

 

 

  0.051

 

Outstanding at December 31, 2016

 

721,365

 

 

$0.01 to $0.07

 

 

$0.021

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted average remaining contractual life (years)

 

3.70

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted

 

 

 

 

 

 

 

Exercise

 

 

 

Average

 

 

 

 

 

 

 

Price Range

 

 

 

Exercise

 

 

 

Shares

 

 

 

Per Share

 

 

 

Price

 

Exercisable warrants at year end:

 

 

 

 

 

 

 

 

 

 

 

 

2016

 

721,365

 

 

$0.01 to $0.07

 

 

$0.021

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted average remaining contractual life (years)

 

3.70