PTAB Nixes Patent Tied To Scrapped $2.75B Cisco Loss

By Andrew Karpan (May 23, 2023, 10:05 PM EDT) -- A handful of Silicon Valley tech companies persuaded a Patent Trial and Appeal Board panel on Tuesday to wipe out three claims in a patent owned by a small cybersecurity startup and asserted against Cisco to land a $2.75 billion judgment, which has since been rejected by the courts on unrelated issues connected to a now-deceased federal judge's stock profile....

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