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

Some challenged claims of Entropic Communications LLC’s patent that relates to channel assessment probes used in communication networks are unpatentable as anticipated by and obvious over prior art, the Patent Trial and Appeal Board said, in an inter partes review by Comcast Cable Communications LLC. The board determined that the challenged claims are anticipated by and obvious over various combinations of prior art, including a standard for the air interface for fixed broadband wireless access systems, prior art that discloses a method and system of detecting duplicate SSID via self-scanning in WLAN, and prior art that discloses a device, system, ...