Fed. Circ. Holding Recalls The Potential For PTAB Challenges

By David McCombs, Eugene Goryunov and Jonathan Bowser (April 8, 2022, 4:03 PM EDT) -- The U.S. Court of Appeals for the Federal Circuit recently addressed, for the first time, the issue of when the Patent Trial and Appeal Board should raise its own ground of unpatentability against proposed substitute claims in a motion to amend....

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