Post-Grant Review

News & Analysis as of

IPR Estoppel Provisions May Not Be That Scary After All

IPR petitioners wary of the statutory estoppel under 35 U.S.C. § 315(e)(2) may have reason to be cautiously optimistic. Judge Sue Robinson of the Federal District Court of Delaware recently held that Toshiba is not estopped...more

State Universities Rejoice: PTAB Recognizes Sovereign Immunity Defense

In Covidien LP v. University of Florida Research Foundation Inc., the Patent Trial and Appeal Board (the “Board”) upheld a defense of sovereign immunity asserted by the University of Florida Research Foundation (the...more

Passed House of Representatives Bill May Affect the Burden of Persuasion for Patentability of Amended Claims in IPRs

The U.S. House of Representatives recently passed a bill that, if enacted, could make it easier for patent owners to amend their claims during post-grant proceedings such as inter partes reviews (IPR). The proposed law would...more

Are Patent-Friendly PTAB Decisions On the Rise?

Patent litigation changed with passage of the America Invents Act. Overnight the PTAB became a new venue for challenging patent claims using IPRs, CBMs and PGRs. The initial reaction by the patent bar to the PTAB’s “take...more

Evidence to Negate PGR Eligibility Based on Filing Date May Not Be Sufficient to Establish Filing Date for Purposes of Antedating...

Addressing for the first time the sufficiency of evidence needed to establish an earlier priority date for purposes of post-grant review (PGR) eligibility versus the evidence required to antedate a prior art reference, the...more

Potential Intellectual Property Issues on the Table in the 115th Congress

Over the past decade, intellectual property issues have often taken center stage in Congress. The America Invents Act, passed in 2011, changed patent landscape in many ways, most notably by changing the U.S. patent system...more

Final Written Decision Demonstrates Breadth of PGR Review

In a Final Written Decision (FWD) in a post-grant review (PGR), the Patent Trial and Appeal Board (PTAB) addressed post-grant review eligibility, enablement, written description and anticipation. US Endodontics, LLC v. Gold...more

CAFC Upholds Preliminary Injunction Despite Unpatentability Ruling of PTAB

This week in Tinnus Enterprises LLC v. Telebrands Corp. (Moore, Wallach and Stoll), the Federal Circuit upheld the grant of a preliminary injunction by the Eastern District of Texas, despite a PTAB Final Written Decision...more

PTAB Final Written Decision Not Binding in Federal Circuit Review of Preliminary Injunction Award

The interplay between infringement actions brought in district court and parallel USPTO post-grant proceedings can lead to interesting outcomes. One example is the Federal Circuit’s decision in Tinnus Enterprises, LLC v....more

2016 PTAB Year in Review

Wilson Sonsini Goodrich & Rosati is pleased to present our 2016 PTAB Year in Review. We begin with a look at 2016 activity at the Patent Trial and Appeal Board (PTAB), which again ranked as the busiest jurisdiction in the...more

The Prosecutor’s Tool Box: How Many Claims?

Excess claim fees are not new and are used in many patent offices worldwide. For example, the European Patent Office varies their claim fees for the 16th to the 50th claim and then, again for the 51st and each subsequent...more

Not Every Party Will Have Article III Standing In An Appeal From A PTAB Final Written Decision

The Patent Trial and Appeal Board (“PTAB”) found the asserted claims of U.S. Patent No. 8,337,856 (“the ‘856 patent”) are nonobvious in a final written decision. Phigenix, Inc. v. Immunogen, Inc., IPR 2014-00676 (PTAB Oct....more

Where do we go from here? The evolving landscape of molecular diagnostics

"Innovate or die." The adage has been in use for decades, but it holds true today. The world of molecular diagnostics is a rapidly evolving and competitive field. With the advancement in sequencing technologies and the scale...more

Issue One: Keeping Tabs on the PTAB

The availability of post-grant proceedings at the Patent Trial and Appeal Board (PTAB) has changed the face of patent litigation. This monthly digest is designed to keep you up-to-date by highlighting interesting PTAB,...more

PTAB Invalidates Claims for Section 112 Failures

In a final written decision, the Patent Trial and Appeal Board (PTAB) found claims 12-16 of U.S. Patent No. 8,876,991 (the “’991 patent”) unpatentable under §§ 112 and 102. US Endodontics, LLC (“Petitioner”) filed a...more

An Examination “Off-Ramp” For Motions To Amend Still Raises Hopes and Questions

During the first three years of implementing the America Invents Act (AIA), Patent Trial and Appeal Board (PTAB) decision-making created a perception that a patent owner’s ability to amend claims during a post-grant...more

Patent Owners’ Options After Claims Are Cancelled in AIA Post-Grant Proceedings

The America Invents Act (AIA) instituted sweeping changes in U.S. patent law, including creating new proceedings for third parties to challenge an issued patent before the Patent Trial and Appeal Board (PTAB). These new...more

Best practices in defending patent litigation

What best practices have recently emerged for companies that engage in patent litigation? The latest trends in this area were the topic of a popular panel at DLA Piper’s biannual Tech Summit, held in late September in Palo...more

Evidentiary Thresholds for Establishing Prior Public Use in Post-Grant Proceedings

Petitioners in post-grant review (PGR) and covered business method (CBM) proceedings have a greater arsenal of prior art to develop patentability challenges than in inter partes review (IPR) proceedings. While IPR challenges...more

Terminating a Post-Grant Proceeding By Settlement Before the Patent Trial and Appeal Board Has “Decided the Merits”

Voluntarily terminating a post-grant proceeding before the Patent Trial and Appeal Board (PTAB) prior to a final written decision may be appropriate in situations where the parties have agreed to settle the proceeding....more

Double-Checking the PTAB

By Bryan K. Wheelock, Principal The Federal Circuit’s docket is burgeoning with Patent Office appeals.  Three years ago there were 118 appeals from the USPTO pending before the Federal Circuit. Today there are 578.  The bulk...more

Having the Last Word: Exploring the Good Cause Standard for Permitting Replies to Patent Owner Preliminary Responses

During the institution phase of a post-grant proceeding, the patent owner has the option of filing a preliminary response to the petition. 37 C.F.R. §§ 42.107(a), 42.207(a). The petitioner may then request leave to file a...more

Patent Invalidity Offense: When Is District Court Action the Better Option Over IPR, PGR or CBM?

It’s Monday morning after the Thanksgiving holiday. Easing back into the workweek with the lingering effects of turkey, stuffing and a miraculous Ohio State victory still sapping my brain, I open the court docket report....more

Post Grant Review: § 112 and Eligibility Issues in Chemical and Life Sciences

Post Grant Review (PGR) petitions are on the rise, and nearly half of all petitions to date have challenged patents in Biotechnology and Organic Chemistry, or Chemical and Materials Engineering technology centers. We have...more

The PTAB Review - November 2016

New Testimonial Evidence with Preliminary Responses: Panacea or Placebo? Just over three years ago, during a keynote speech at the AIPLA annual meeting, the Patent Trial and Appeal Board (PTAB) was criticized as a...more

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