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Qualcomm patent's cancellation by PTAB upheld by US appeals court

( January 24, 2025, 19:19 GMT | Official Statement) -- MLex Summary: A claim construction by the US Patent and Trademark Office’s Patent Trial and Appeal Board of the disputed term “hardware buffer” will not be undone, the US Court of Appeals for the Federal Circuit ruled in a loss for Qualcomm. The construction flowed from a 2021 remand in the case. In its subsequent decision, rendered in 2023, the board said that because a hardware buffer is not limited to a permanent buffer, Qualcomm’s US Patent No. 8,838,949 is obvious, as alleged by Intel Corp. Judge Richard Taranto, writing for the Federal Circuit, found that the board's construction comports with the broadest-reasonable-interpretation standard and that although “hardware buffer” has no established meaning in the relevant area proper context for the term can be gleaned from the prosecution history of the ‘949 patent.See attached document....

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