IP Blog
IPR petition
No Estoppel for Art in Contentions but Not IPR Petition
Earlier this month in Koninklijke Philips N.V. v. Wangs Alliance Corp., Civil Action No. 14-12298-DJC (D. Mass. Jan. 2, 2018), the District of Massachusetts added another case to the majority view of the scope of inter partes review estoppel, deciding that Wangs could assert prior art included in invalidity contentions but omitted from a subsequent IPR petition. Philips had asserted...