A lawyer for LeapFrog Enterprises Inc. told a jury Monday that Mattel Inc. copied LeapFrog’s technology for electronic books that helps children learn to read. LeapFrog, which makes LeapPad electronic ...
A federal judge declared a mistrial Friday in LeapFrog Enterprises Inc.’s lawsuit seeking $58 million from Mattel Inc.’s Fisher-Price unit over a patent for interactive books that help children learn ...
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