The Patent Trial and Appeal Board said that challenged claims of Multimedia Technologies Pte. Ltd.'s patent that concerns user interfaces for providing video on demand on an intelligent television are unpatentable as obvious over prior art, in an inter partes review by Vizio Inc. The board determined the challenged claims are obvious over various combinations of prior art, including prior art that discloses client-server architectures and methods for zoomable user interfaces, a trick play of streaming media, and menuing structure for favorite media content.
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