The components of our amortizable intangible assets are as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | April 30, 2023 | | January 29, 2023 | | | Gross Carrying Amount | | Accumulated Amortization | | Net Carrying Amount | | Gross Carrying Amount | | Accumulated Amortization | | Net Carrying Amount | | | | | | | | | | | | | | | (In millions) | | Acquisition-related intangible assets | $ | 3,112 | | | $ | (1,780) | | | $ | 1,332 | | | $ | 3,093 | | | $ | (1,614) | | | $ | 1,479 | | | Patents and licensed technology | 460 | | | (251) | | | 209 | | | 446 | | | (249) | | | 197 | | | Total intangible assets | $ | 3,572 | | | $ | (2,031) | | | $ | 1,541 | | | $ | 3,539 | | | $ | (1,863) | | | $ | 1,676 | |
Amortization expense associated with intangible assets was $181 million and $155 million for the first quarter of fiscal years 2024 and 2023, respectively.The following table outlines the estimated future amortization expense related to the net carrying amount of intangible assets as of April 30, 2023: | | | | | | | Future Amortization Expense | | | (In millions) | | Fiscal Year: | | 2024 (excluding first quarter) | $ | 433 | | | 2025 | 554 | | | 2026 | 259 | | | 2027 | 149 | | | 2028 | 37 | | | 2029 and thereafter | 109 | | | Total | $ | 1,541 | |
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