| Schedule of other intangible assets |
| |
|
|
|
|
February 3, 2019 |
|
| |
|
|
|
|
Gross Carrying Amount |
|
|
Accumulated
Amortization |
|
|
Net
Carrying Amount |
|
| Patents |
|
10 Years |
|
|
$ |
1,406,336 |
|
|
$ |
(744,715 |
) |
|
$ |
661,621 |
|
| Trademarks |
|
3 Years |
|
|
|
868,586 |
|
|
|
(589,248 |
) |
|
|
279,338 |
|
| Other intangibles |
|
5 Years |
|
|
|
839,737 |
|
|
|
(838,365 |
) |
|
|
1,372 |
|
| Total |
|
|
|
|
$ |
3,114,659 |
|
|
$ |
(2,172,328 |
) |
|
$ |
942,331 |
|
| |
|
|
|
February 4,
2018 |
|
| |
|
Estimated
Life |
|
Gross Carrying Amount |
|
|
Accumulated Amortization |
|
|
Net
Carrying Amount |
|
| Patents |
|
10 Years |
|
$ |
1,056,604 |
|
|
$ |
(674,660 |
) |
|
$ |
381,944 |
|
| Trademarks |
|
3 Years |
|
|
603,807 |
|
|
|
(500,763 |
) |
|
|
103,044 |
|
| Other Intangibles |
|
5 Years |
|
|
839,738 |
|
|
|
(798,356 |
) |
|
|
41,382 |
|
| Total |
|
|
|
$ |
2,500,149 |
|
|
$ |
(1,973,779 |
) |
|
$ |
526,370 |
|
|