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Intangibles | 3 Months Ended
--- | ---
Jul. 27, 2019
Intangibles |
Intangibles | 8. Intangibles ​ The components of intangibles are as follows (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | July 27, | ​ | April 30, | ​
​ |  | 2019 |  | 2019 | ​
Technology | ​ | $ | 14,950 | ​ | $ | - | ​
In-process research and development | ​ | ​ | 1,370 | ​ | ​ | - | ​
Licenses | ​ | ​ | 1,006 | ​ | ​ | 1,006 | ​
Customer relationships | ​ | ​ | 873 | ​ | ​ | 733 | ​
Non-compete agreements | ​ | ​ | 320 | ​ | ​ | - | ​
Trademarks and tradenames | ​ | ​ | 68 | ​ | ​ | 28 | ​
Other | ​ | ​ | 3 | ​ | ​ | 3 | ​
Intangibles, gross | ​ | ​ | 18,590 | ​ | ​ | 1,770 | ​
Less accumulated amortization | ​ |  | (1,863) | ​ |  | (1,311) | ​
Intangibles, net | ​ | $ | 16,727 | ​ | $ | 459 | ​
​ The weighted average amortization period at July 27, 2019 and April 30, 2019 was five years and one years, respectively. Amortization expense for the three months ended July 27, 2019 and July 28, 2018 was $552,000 and $69,000, respectively. ​ Technology, in-process research and development, customer relationships, trademarks and tradenames, and non-compete agreements were recognized in conjunction with the Company’s acquisition of Pulse on June 10, 2019. Refer to Note 18—Business Acquisitions for further details. ​ Estimated amortization expense for the next five years is as follows (in thousands): ​
​ | ​ | ​ | ​ | ​
​ |  | Year ending |
​ | ​ | April 30, |
2020 | ​ | $ | 681 | ​
2021 | ​ |  | 2,860 | ​
2022 | ​ |  | 3,102 | ​
2023 | ​ |  | 2,961 | ​
2024 | ​ |  | 2,834 | ​
​ | ​ | $ | 12,438 | ​
​

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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