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Sisvel wireless patent cancellation vacated and remanded at Fed Circuit

( March 10, 2025, 21:59 GMT | Official Statement) -- MLex Summary: The US Court of Appeals for the Federal Circuit vacated and remanded the cancellation of a wireless data transfer patent owned by Sisvel, writing that the Patent Trial and Appeal Board improperly held that its principal claim is anticipated and obvious due to prior art. The panel acknowledged, however, that the PTAB also erred in allowing a Sisvel witness to give expert testimony while not meeting the standards of an ordinarily skilled artisan.See the opinion attached....

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