Apple loses Fed Circuit appeal over VirnetX VPN patents
PTAB cannot cancel claims as indefinite, Fed Circuit says
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The US Court of Appeals for the Federal Circuit has pushed back on a noise-reduction technology ruling from the Patent Trial and Appeal Board (PTAB), in which Apple failed to invalidate parts of a patent.
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Apple, Andrea Electronics, US Court of Appeals for the Federal Circuit, noise-reduction technology, Patent Trial and Appeal Board, PTAB