Note 8 — Intangible Assets, net

Intangible assets, net consist of the following:

The Company recorded amortization expense related to intangible assets of $237 and $211 during the three months ended December 31, 2023 and 2022, respectively. The weighted-average remaining lives of intangible assets as of December 31, 2023 were developed technology 6.1 years; customer relationships 14.7 years; trade names 2.0 years; and backlog 1.0 years.

Estimated future amortization expense for intangible assets by fiscal year as of December 31, 2023 is as follows:

Note 5 — Intangible Assets, net

Intangible assets, net consist of the following:

The Company recorded amortization expense related to intangible assets of $841 and $840 during the years ended September 30, 2023 and 2022, respectively. The weighted-average remaining lives of developed technology and customer relationships as of September 30, 2023 were 6.4 years and 7.9 years, respectively.

Estimated future amortization expense for intangible assets by fiscal year as of September 30, 2023 is as follows: