Options (Tables)
12 Months Ended
Nov. 30, 2021
Options  
Schedule of share-based payment award, stock options, valuation assumptions

 

 

November 30,

 

 

November 30,

 

 

November 30,

 

 

 

2021

 

 

2020

 

 

2019

 

 

 

 

 

 

 

 

 

 

 

Volatility

 

 

-

 

 

 

-

 

 

93.90% - 111.93

%

Risk-free interest rate

 

 

-

 

 

 

-

 

 

1.62% - 1.90

%

Expected life (in years)

 

 

-

 

 

 

-

 

 

 5.78 - 10.00

 

Dividend yield

 

 

-

 

 

 

-

 

 

 

-

 

The weighted average grant date fair value of options granted

 

 

-

 

 

 

-

 

 

$

0.22 - $0.28

 

Schedule of share-based compensation, stock options, activity

 

 

November 30, 2021

 

 

November 30, 2020

 

 

November 30, 2019

 

 

 

 

 

 

 Weighted

 

 

 

 

 

 

 

 

 Weighted

 

 

 

 

 

 

 

 

 Weighted

 

 

 

 

 

 

 

 

 

 average

 

 

 Weighted

 

 

 

 

 

 average

 

 

 Weighted

 

 

 

 

 

 average

 

 

 Weighted

 

 

 

 

 

 

 exercise

 

 

 average

 

 

 

 

 

 exercise

 

 

 average

 

 

 

 

 

 exercise

 

 

 average

 

 

 

 Number of

 

 

 price per

 

 

 grant date

 

 

 Number of

 

 

 price per

 

 

 grant date

 

 

 Number of

 

 

 price per

 

 

 grant date

 

 

 

 options

 

 

  share

 

 

 fair value

 

 

 options

 

 

  share

 

 

 fair value

 

 

 options

 

 

  share

 

 

 fair value

 

 

 

 

 

 

$

 

 

$

 

 

 

 

 

$

 

 

$

 

 

 

 

 

$

 

 

$

 

Outstanding, beginning of year

 

 

1,697,638

 

 

 

2.92

 

 

 

1.99

 

 

 

2,353,829

 

 

 

8.35

 

 

 

4.30

 

 

 

555,651

 

 

 

37.70

 

 

 

19.33

 

Granted

 

 

-

 

 

 

-

 

 

 

-

 

 

 

-

 

 

 

-

 

 

 

-

 

 

 

1,887,000

 

 

 

0.35

 

 

 

0.26

 

Cancelled

 

 

(156,572)

 

 

1.05

 

 

 

0.57

 

 

 

(101,182)

 

 

1.53

 

 

 

0.78

 

 

 

-

 

 

 

-

 

 

 

-

 

Forfeiture

 

 

(6,666)

 

 

0.35

 

 

 

0.22

 

 

 

(225,315)

 

 

0.35

 

 

 

0.22

 

 

 

(28,432)

 

 

1.41

 

 

 

0.80

 

Expired

 

 

(44,900)

 

 

27.60

 

 

 

13.74

 

 

 

(329,694)

 

 

42.84

 

 

 

19.68

 

 

 

(60,390)

 

 

31.54

 

 

 

14.27

 

Balance, end of year

 

 

1,489,500

 

 

 

2.40

 

 

 

1.80

 

 

 

1,697,638

 

 

 

2.92

 

 

 

1.99

 

 

 

2,353,829

 

 

 

8.35

 

 

 

4.30

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Options exercisable, end of year

 

 

1,489,500

 

 

 

2.40

 

 

 

1.80

 

 

 

1,231,309

 

 

 

3.90

 

 

 

2.64

 

 

 

1,122,189

 

 

 

17.12

 

 

 

8.75

 

Schedule of share-based compensation, shares authorized under stock option plans, by exercise price range

 

 

Options outstanding

 

 

Options exercisable

 

 

 

 

 

 

Weighted

 

 

Weighted

 

 

Weighted

 

 

 

 

 

Weighted

 

 

Weighted

 

 

 

 

 

 

average

 

 

average

 

 

average

 

 

 

 

 

average

 

 

average

 

 

 

 

 

 

exercise

 

 

remaining

 

 

grant

 

 

 

 

 

exercise

 

 

grant

 

Exercise

 

Number

 

 

price per

 

 

contract

 

 

date

 

 

Number

 

 

price per

 

 

date

 

price

 

outstanding

 

 

share

 

 

life (years)

 

 

fair value

 

 

exercisable

 

 

share

 

 

fair value

 

$

 

 

 

 

$

 

 

 

 

 

$

 

 

 

 

 

$

 

 

$

 

Under 25

 

 

1,404,500

 

 

 

0.55

 

 

 

7.19

 

 

 

0.38

 

 

 

1,404,500

 

 

 

0.55

 

 

 

0.38

 

26.00 - 50.00

 

 

85,000

 

 

 

32.70

 

 

 

0.21

 

 

 

25.08

 

 

 

85,000

 

 

 

32.70

 

 

 

25.08

 

 

 

 

1,489,500

 

 

 

2.40

 

 

 

 

 

 

 

 

 

 

 

1,489,500

 

 

 

0.12

 

 

 

-

 

Schedule of employee service share-based compensation, allocation of recognized period costs

 

 

November 30,

 

 

November 30,

 

 

November 30,

 

 

 

2021

 

 

2020

 

 

2019

 

 

 

 

 

 

$

 

 

$

 

Research and development

 

 

9,719

 

 

 

60,446

 

 

 

212,357

 

Selling, general and administrative

 

 

2,266

 

 

 

11,199

 

 

 

52,211

 

 

 

 

11,985

 

 

 

71,645

 

 

 

264,568