Insights: Alerts Federal Circuit Overrules PTAB Claim Construction for 1st Time
In particular, the PTAB’s interpretation of the term “two other computers” to include caching computers, and the interpretation of “sender/computer” and “receiver/computer” to encompass separate intermediary gateway and caching computers, were held to be unreasonably broad.
The Federal Circuit also affirmed the Board’s denial of Proxyconn’s motion to amend claims, specifically affirming the requirement for the patent owner to show that the amended claims are patentable over the prior art of record. However, the court noted that it was not addressing the requirement to show patentable distinction over all prior art known to the patent owner.
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