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Yealink objections to claim construction ‘unpersuasive’ to US judge

By Melissa Ritti and Inbar Preiss ( April 11, 2025, 13:27 GMT | Insight) -- Efforts by China's Yealink Network Technology and its US affiliate to skirt liability at the claim construction stage have come up short in Texas, where US District Judge Rodney Gilstrap is standing by a federal magistrate judge’s finding that means plus function terms in two patents are not indefinite. The early win for Barco Inc. and Barco NV in the US comes as it appeals a denial last month at the UPC of its request for a preliminary injunction. There, Yealink is accused of infringing a recently issued European patent also directed to tools utilized in online meetings.A challenge by Yealink (USA) Network Technology and Yealink Network Technology to a claim construction order by a federal magistrate judge was rejected this week by US Judge Rodney Gilstrap of the Eastern District of Texas....

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