Tag Archives: inter partes review

Getting The Last Word: Requesting a Patent Owner Sur-Reply in AIA-PTAB Proceedings

Practitioners are familiar with the typical submission process in America Invents Act (“AIA”) – Patent Trial and Appeals Board (“PTAB”) proceedings.  First, the Petition is filed, and then the Patent Owner may submit a Patent Owner Preliminary Response. See Office Patent Trial Practice Guide, 77 Fed. Reg. 48757-58.  Subsequent to that filing, the PTAB will … Continue reading this entry

Federal Circuit Affirms PTAB Ruling That Tribal Immunity Does Not Apply To IPRs

On July 20, 2018, the Federal Circuit held in St. Regis Mohawk Tribe v. Mylan Pharmaceuticals that tribal sovereign immunity does not prevent IPR on a patent assigned to a tribe asserting such immunity.  The court expressly declined to make any decision about state sovereign immunity in this case.  The PTAB has found that state … Continue reading this entry

Collateral Estoppel at the Federal Circuit for Inter Partes Review Proceedings

  In Maxlinear, Inc. v. CF CRESPE, LLC, slip op. 2017-1039, the Federal Circuit remanded to the Patent Trial and Appeal Board (“Board”) an inter partes review (“IPR”) proceeding to evaluate the patentability of certain dependent claims, where the unpatentability of their respective independent claims had been previously affirmed by the Federal Circuit.  The fact … Continue reading this entry

Federal Circuit Backs PTAB Decision Curtailing A Party's Use Of "Supplemental" Information

In Redline Detection v. Star Envirotech, the Federal Circuit confirmed that the PTAB can decline to consider timely filed “supplemental” information from a petitioner (after filing its petition) pursuant to 37 C.F.R. § 42.123(a). While some PTAB decisions have permitted very limited use of Rule 123(a) by petitioners to supplement their petition after an institution … Continue reading this entry

Rolling the Dice on Foreign Depositions in IPR Proceedings

In litigation, it is not uncommon for depositions to be taken outside the U.S., particularly when a given witness resides outside the U.S. and cannot or does not wish to travel to the U.S. In IPR proceedings, however, a foreign-based witness’s testimony may be discarded if the witness won’t come to the U.S. for a … Continue reading this entry

An Invalidity Argument Without a Home? The PTAB's Discretion to Ignore Grounds for Invalidity

By Shaun R. Snader[1] & George C. Beck The post-grant proceedings established by the America Invents Act – inter partes review (IPR), covered business method (CBM) review, and post-grant review (PGR) –promise faster, less expensive results as compared to district court litigation, and an adjudicative body with expertise in patent law. A significant tradeoff to these … Continue reading this entry

Does Spike In IPR Settlements Signify Petitioner Success?

The most recent IPR statistics have shown a sharp increase in the number of settlements, both before and after institution decisions, as revealed in the following chart. What is most remarkable is the huge spike in settlements prior to institution.  In fiscal year 2015, the number of pre-institution settlements (217) has more than doubled from the prior … Continue reading this entry

Attacking Patents on Written Description & Enablement Grounds in Inter Partes Review

Although Inter Partes Review (IPR) is limited to grounds of unpatentability based upon prior art references, it is nevertheless possible to raise issues of written description or enablement by applying intervening prior art that is published between two priority dates for a claimed invention. Such intervening prior art may even be applied between two filing dates created … Continue reading this entry