The Patent Trial and Appeal Board said that challenged claims of BuzzBallz LLC’s patent that relates to a container for storing liquid or solid with a plastic body and metal lid are unpatentable as anticipated by and obvious over prior art, in an inter partes review by MPL Brands NV Inc. The board found that the challenged claims are anticipated by and obvious over various combinations of prior art, including prior art that discloses a container, a plastic container in a particular reusable container, and a pull tab for an easy open end.
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