Category Archives: Enlarged PTAB Panels


By Tom Engellenner A number of significant changes occurred in 2018 at the U.S. Patent and Trademark Office (USPTO). To begin with, in February 2018, a new USPTO Director took office.  Director Andrew Iancu, a former patent litigator with law … Continue reading

Posted in Amendments before the PTAB, Broadest Reasonable Interpretation, Enlarged PTAB Panels, Inter Partes Review, Phillips standard, Post Grant Review, PTAB Procedure, PTAB Trial Practice Guide, Sovereign Immunity, Trial Tactics, USPTO | Tagged , , , , , , , , , , , , ,

Allergan’s Mohawk Gambit May Be Doomed – PTAB Rethinks the Scope of Sovereign Immunity

By Tom Engellenner A few months ago, the Irish drug company Allergan moved to shield its key patents on its dry-eye drug Restasis from challenge at the Patent Trial and Appeal Board (PTAB) of the U.S. Patent Office by assigning … Continue reading

Posted in America Invents Act, Court of Appeals Fed Circuit, Covered Business Methods, Enlarged PTAB Panels, Federal Circuit, Final PTAB Decision, Instittion Decision, Inter Partes Review, Motion to Dimiss, Post Grant Review, PTAB Procedure, Sovereign Immunity, Trial Tactics, USPTO | Tagged , , , , , , , , , , , , , , ,