| Intangible Assets | 
Intangible Assets
The following table summarizes acquired intangible assets as follows:
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March 30, 2024 | 
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December 31, 2023 | 
 
| (In thousands) | 
 Weighted 
Average Life 
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 Gross Carrying 
Amount 
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 Accumulated 
Amortization 
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 Gross Carrying 
Amount 
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 Accumulated 
Amortization 
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| Patents | 
11 years | 
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$ | 
2,146  | 
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$ | 
2,146  | 
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$ | 
2,146  | 
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$ | 
2,146  | 
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| Non-compete Agreement | 
4 years | 
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11,082  | 
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11,077  | 
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11,082  | 
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11,072  | 
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| Trade Names | 
10 years | 
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11,409  | 
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10,068  | 
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11,426  | 
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9,973  | 
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| Completed and Unpatented Technology | 
9 years | 
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47,866  | 
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39,878  | 
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47,896  | 
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38,961  | 
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| Customer Relationships | 
15 years | 
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142,155  | 
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89,368  | 
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142,208  | 
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87,186  | 
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| Total Intangible Assets | 
13 years | 
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$ | 
214,658  | 
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$ | 
152,537  | 
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$ | 
214,758  | 
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$ | 
149,338  | 
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All acquired intangible assets other than goodwill and one trade name are being amortized. Amortization expense for acquired intangibles is summarized as follows: 
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Three Months Ended | 
 
(In thousands)  | 
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March 30, 2024 | 
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April 1, 2023 | 
 
Amortization Expense  | 
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$ | 
3,270  | 
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$ | 
3,597  | 
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Amortization expense for acquired intangible assets expected for 2024 and for each of the next five years is summarized as follows: 
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(In thousands)  | 
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| 2024 | 
$ | 
12,859  | 
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| 2025 | 
$ | 
10,935  | 
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| 2026 | 
$ | 
9,533  | 
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| 2027 | 
$ | 
7,825  | 
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| 2028 | 
$ | 
7,037  | 
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| 2029 | 
$ | 
5,664  | 
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