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Fed. Circ. Asked To Erase AT&T’s Win In Wi-Fi Patent Fight

Law360, New York (December 7, 2017, 3:36 PM EST) -- A Wi-Fi hot spot company urged the Federal Circuit on Wednesday to reverse a Texas federal court’s ruling that invalidated the asserted claims of a patent covering the technology that it alleges AT&T infringes, arguing that a key term was construed incorrectly.

The error in how the Northern District of Texas construed “ethernet” in relation to how the term modified “packet switching protocol” within the patent’s “ethernet packet switching protocol,” or EPSP, led the court to conclude that the asserted claims were invalid and that AT&T...
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