Fed. Circ. Sends Apple Audio IP Fight Back To PTAB, Again

By Britain Eakin (April 22, 2022, 6:36 PM EDT) -- The Federal Circuit on Friday sent part of a Patent Trial and Appeal Board decision that went in Apple's favor back to the board for a second time, saying a portion of its analysis to invalidate four claims in an Andrea Electronics Corp. audio enhancement patent was flawed....

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