Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Tables)

v3.20.2
Intangible Assets (Tables)
6 Months Ended
Sep. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of intangible assets
    Cost
$
    Accumulated
amortization
$
    Cumulative
impairment
$
    September 30,
2020
Net carrying
value
$
    March 31,
2020
Net carrying
value
$
 
                               
Patents and technical information     35,852,556       (6,988,212 )     (20,457,255 )     8,407,089       8,845,823  
Backlogs *     92,792       (34,797 )           57,995       81,193  
Customer lists *     225,229       (28,154 )           197,075       215,844  
Patents and certifications *     3,568,043       (446,005 )           3,122,038       3,419,375  
Software licensing *     13,673       (1,383 )           12,290       13,068  
Total     39,752,293       (7,498,551 )     (20,457,255 )     11,796,487       12,575,303  
* Acquired as part of a business combination - see Note 7