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Federal Circuit Upholds PTAB Obviousness Finding in Apple IPR of Speech Recognition Patent

The U.S. Court of Appeals for the Federal Circuit (CAFC) issued a decision on September 25 in Zentian Ltd. v. Apple Inc., affirming a Patent Trial and Appeal Board (PTAB) final written decision that found all claims of a speech recognition patent unpatentable as obvious. The court rejected Zentian’s challenge to the PTAB’s construction of the term “feature vector” and affirmed the determination that codewords in a prior art reference fall within that term. The post Federal Circuit Upholds PTAB O

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Federal Circuit Upholds PTAB Obviousness Finding in Apple IPR of Speech Recognition Patent
Federal Circuit Upholds PTAB Obviousness Finding in Apple IPR of Speech Recognition Patent

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