Hirschfeld Issues Second Post-Arthrex Grant of Director Review, PTAB Litigation Blog
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On November 18, 2021, the Commissioner for Patents and acting Director of the USPTO, Andrew Hirshfeld, issued the second order granting a Petition for Director Review since the interim Director Review process was implemented by the USPTO. The order was issued in IPR2018-00733, where petitioner Proppant Express LLC (“PropX”) challenged U.S. Patent No. 9,440,785 (“the ’785 patent”), owned by Oren Technologies, LLC. The ’785 patent relates to proppant storage containers for fracking and a method for providing fracking proppant at a well site via transportation and storage of the containers.
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