    Sentence t The Emeryville-based Loy company filed suit  Friday in federal court in Wilmington . Del. . daiming  Fisher-Price ts violating its 1998 patent on interactive  earning books for Loddlers and preschoolers    Sentence 2: The Emeryville based Loy company filed suit  Friday claiming Fisher-Price ts violating its 1998 patent  lon interactive-learning books for toddlers and  [preschoolers