Other Assets

Other assets consisted of the following (in thousands):



	April 30, 2019		January 31, 2019
Non-marketable equity and other investments	$	52,879	$	50,546
Prepayments for computing infrastructure platforms	14,510		16,976
Technology patents and other intangible assets, net	19,519		20,335
Deposits	5,370		4,383
Net deferred tax assets	4,504		4,544
Other	43,686		50,576
Total	$	140,468	$	147,360

Technology patents and other intangible assets with estimable useful lives are amortized on a straight-line basis. As of April 30, 2019, the future estimated amortization expense is as follows (in thousands):



Fiscal period:
Remainder of 2020	$	2,438
2021	2,926
2022	2,512
2023	2,246
2024	1,943
Thereafter	7,454
Total	$	19,519