Fracking Patent Owner Scores Hirshfeld's 2nd Arthrex Redo
By Dani Kass ( November 19, 2021, 6:41 PM EST) -- U.S. Patent and Trademark Office leader Drew Hirshfeld has reviewed a Patent Trial and Appeal Board case for the second time since a director rehearing process was mandated by the U.S. Supreme Court in Arthrex, faulting a panel for invalidating claims of a fracking patent without giving enough weight to the patented product's success....
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