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Posts tagged Liqwd
What happens when a district court and the PTAB disagree over the validity of a patent?

In a recent district court decision from the District of Delaware, the court granted a preliminary injunction, and ordered the defendant to pull the accused products, even though, a few months earlier, a Final Written Decision by the PTAB in an inter partes review proceeding held all asserted claims of the patent-in-suit unpatentable.  What was the court’s reasoning?  And what are the implications?

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