Case: Patents/Obviousness (P.T.A.B.)

Some challenged claims of Portsmouth Network Corp.'s patent that relates to methods and devices for enabling rapid reconfiguration in response to network topology changes or rapid recovery from network failures are unpatentable as obvious over prior art, the Patent Trial and Appeal Board said, in an inter partes review by Juniper Networks Inc. The board held that some challenged claims are obvious over prior art that relates to a method and apparatus for rapidly reconfiguring a computer network following a network change, and titled “Automatic Fault Detection and Recovery in Real Time Switched Ethernet Networks.”
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