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Tag Archives: Oil States

US: PTAB – What’s in store for the rest of the year?

In this post we examine how Section 101, IPRs and sovereign immunity defences are set to shape the board’s procedures and strategies over the coming months. The article was first published in Intellectual Property Magazine, March 2018. Before projecting the future, it is important to reflect on the past. The US Patent Trial and Appeal Board (PTAB)

US: Supreme Court hears argument on constitutionality of inter partes review

On November 27, 2017, the Supreme Court heard oral arguments in a case that will determine the constitutionality of inter partes review, a proceeding before the United States Patent and Trademark Office’s Patent Trial and Appeals Board that allows third parties, including alleged infringers, to challenge the validity of issued patents.  As previously reported by

US: Supreme Court takes up constitutionality of inter partes review

On June 12, 2017, the Supreme Court granted certiorari to decide the constitutionality of inter partes review, a proceeding before the Patent Trial and Appeals Board (PTAB) that allows third parties, typically alleged infringers, to challenge the validity of issued patents.  The question presented in Oil States Energy Services, LLC v. Greene’s Energy Group, LLC