Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Tables)

v3.19.3
Intangible Assets (Tables)
6 Months Ended
Sep. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of intangible assets
    Cost
$
    Accumulated amortization
$
    Cumulative impairment
$
    September 30,
2019
Net carrying value
$
    March 31,
2019
Net carrying value
$
 
                                         
Patents and technical information     35,852,556       (6,087,779 )     (20,457,255 )     9,307,522       9,746,255