Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

Acquired intellectual property and other intangible assets

v3.19.3.a.u2
Acquired intellectual property and other intangible assets
12 Months Ended
Dec. 31, 2019
Acquired Intellectual Property and Other Intangible Assets [Abstract]  
Acquired intellectual property and other intangible assets
Acquired intellectual property and other intangible assets
 
Patents
$

 
Acquired intellectual
property and
reacquired rights
$

 
Total
$

Year ended December 31, 2019
 
 
 
 
 
Opening net book value
558

 
12,058

 
12,616

Additions
17

 

 
17

Amortization for the year
(104
)
 
(1,285
)
 
(1,389
)
Closing net book value
471

 
10,773

 
11,244

As at December 31, 2019
 
 
 
 
 
Cost
1,568

 
19,075

 
20,643

Accumulated amortization
(1,097
)
 
(8,302
)
 
(9,399
)
Net book value
471

 
10,773

 
11,244

 
 
 
 
 
 
Year ended December 31, 2018
 
 
 
 
 
Opening net book value
773

 
13,343

 
14,116

Additions
45

 

 
45

Amortization for the year
(260
)
 
(1,285
)
 
(1,545
)
Closing net book value
558

 
12,058

 
12,616

As at December 31, 2018
 
 
 
 
 
Cost
1,551

 
19,075

 
20,626

Accumulated amortization
(993
)
 
(7,017
)
 
(8,010
)
Net book value
558

 
12,058

 
12,616



The remaining amortization period of the acquired intellectual property and other intangible assets calculated using the weighted average of the remaining useful life is 8.59 years.