13.        Stock Options

The Company has established the 2014 Stock Option Plan whereby the board of directors may, from time to time, grant up to 1,997,500 stock options to directors, officers, employees, and consultants; and the 2019 Equity Incentive Plan whereby the board of directors may, from time to time, grant up to 7,838,713 stock options to directors, officers, employees, and consultants. Stock options granted must be exercised no later than five years from the date of grant or such lesser period as determined by the Company’s board of directors. The exercise price of an option is equal to or greater than the closing market price of the Company’s common shares on the day preceding the date of grant. The vesting terms of each grant are set by the board of directors.

During the period ending May 31, 2020 the formerly established 2007 Equity Incentive Plan and the 2010 Stock Option Plan were cancelled. Outstanding options were cancelled and reissued under the 2019 Equity Incentive Plan.

The Company granted the following options during the quarter ended May 31, 2020:

A continuity schedule for stock options is presented below:

The fair value of options granted was estimated as of the date of the grant by using the Black-Scholes option pricing model with the following assumptions: