Annual report pursuant to Section 13 and 15(d)

8. Stock Options and Warrants (Tables)

v3.20.1
8. Stock Options and Warrants (Tables)
12 Months Ended
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]  
Stock options outstanding
    Options    

Weighted Avg.

Exercise Price

 
Options outstanding, January 1, 2018     35,397,675     $ 0.23  
Options granted     2,083,335       0.18  
Options exercised     (179,710 )     0.07  
Options cancelled     (2,000,000 )     0.28  
Options outstanding, December 31, 2018     35,301,300     $ 0.22  
Options granted     4,987,500       0.08  
Options exercised     (538,197 )     0.13  
Options cancelled            
Options outstanding, December 31, 2019     39,750,603     $ 0.20  
Options outstanding by Per Share Price
    Outstanding Options     Exercisable Options  

Option

Exercise Price

Per Share

  Shares     Life
(Years)
    Weighted Average Exercise Price     Shares     Weighted Average Exercise Price  
$ 0.05 - $ 0.24     18,215,553       7.6     $ 0.10       18,115,553     $ 0.10  
$ 0.25 - $ 0.49     20,913,552       2.3       0.27       20,913,552       0.27  
$ 0.50 - $ 0.99     471,052       4.3       0.85       471,052       0.85  
$ 1.00 - $ 2.00     150,446       3.6       1.18       150,446       1.18  
      39,750,603       4.7     $ 0.20       39,650,603     $ 0.20  
Assumptions used for option valuation
    Years Ended  
    2019     2018  
Expected life (years)     5.0       5.5  
Risk free interest rate     2.4%       1.70%  
Volatility     123%       118%  
Expected dividend yield     0%       0%  
Warrants outstanding
    Warrants    

Weighted Avg.

Exercise Price

 
Warrants outstanding, January 1, 2018     17,622,437       0.09  
Warrants granted     18,238,688       0.05  
Warrants exercised     (12,517,773 )     0.05  
Warrants cancelled     (2,287,997 )     0.05  
Warrants outstanding, December 31, 2018     21,055,355     $ 0.09  
Warrants granted     11,180,084       0.07  
Warrants exercised     (10,629,493 )     0.05  
Warrants cancelled     (8,540,862 )     0.07  
Warrants outstanding, December 31, 2019     13,065,084     $ 0.11  
Warrants outstanding by Per Share Price
    Outstanding Warrants     Exercisable Warrants  
Warrant
Exercise Price
Per Share
  Shares     Life
(Years)
    Weighted Average Exercise Price     Shares     Weighted Average Exercise Price  
$ 0.05 - $ 0.24     10,995,084       0.4     $ 0.07       10,961,751     $ 0.07  
$ 0.25 - $ 0.49     2,000,000       1.8       0.30       2,000,000       0.30  
$ 0.50 - $ 1.00     70,000       4.3       0.80       70,000       0.80  
      13,065,084       0.7     $ 0.11       13,031,751     $ 0.11