Share capital (Tables)

9 Months Ended

Sep. 30, 2019

Share Capital Tables Abstract

Weighted average exercise price, and the weighted average remaining contractual life

						Weighted
				Range		average
				of		remaining
				exercise		contractual
	Number			price		life (in years)
Outstanding, December 31, 2018		5,740,000		$	1.76		6.37
Expired / Cancelled		(10,000	)		3.43		-
Granted		360,000			2.08		9.51
Outstanding, September 30, 2019		6,090,000		$	1.78		5.86
Options exercisable		6,090,000		$	1.78		5.86

Stock and stock option-based compensation expense

	Three months				Nine months
	ended September 30,				ended September 30,
Employee expenses	2019		2018		2019		2018
Stock options and stock compensation granted in:
2015		545,602		828,876		1,832,425		2,749,645
2018		–		341,821		13,038		341,821
2019		–		–		680,290		–
Total stock-based compensation expense recognized	$	545,602	$	1,170,697	$	2,525,753	$	3,091,466

Stock-based compensation expense

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2019		2018		2019		2018
Stock-based compensation pertaining to general and administrative	$	272,801	$	728,438	$	1,596,502	$	1,688,822
Stock-based compensation pertaining to research and development		272,801		442,259		929,251		1,402,644
Total	$	545,602	$	1,170,697	$	2,525,753	$	3,091,466