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In First Litigation, Topwire Targets Apple and Samsung

December 5, 2025

Topwire LLC has begun litigating a single semiconductor packaging patent with separate cases against Apple (7:25-cv-00551) in the Western District of Texas and Samsung (2:25-cv-01183) in the Eastern District of Texas. The defendants are accused of infringement through the provision of smartphones that include a “double-layered logic board with two substrates”; for Apple, of the iPhone X-series smartphones and later; and for Samsung, of certain Galaxy 10-series smartphones and later.


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