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Intangible Assets
 3 Months Ended
Jul. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets

(7) Intangible Assets

 

The components of intangible assets, net as of July 31, 2024 and April 30, 2024 consisted of the following:

 

   July 31, 2024   April 30, 2024 
   (in thousands) 
Patents  $2,729   $2,729 
Trademarks   2,769    2,769 
Intangible assets, gross   5,498    5,498 
Accumulated amortization   (1,909)   (1,876)
Intangible assets, net  $3,589   $3,622 

 

Amortization expense was approximately $33,000 and $40,000 for the three-month periods ended July 31, 2024 and 2023, respectively.