News & Analysis as of

Post-Grant Review Patent Infringement Patent Invalidity

Jones Day

Reverse Engineered Search Insufficient For IPR/PGR Estoppel

Jones Day on

In GeigTech East Bay v. Lutron Electronics, patent owner GeigTech argued that Lutron should be estopped under 35 U.S.C. § 325(e)(2) from asserting two prior art grounds that it said Lutron could have reasonably raised in its...more

Haug Partners LLP

A U.S. View on the UPC – Part 8: Challenging the Validity of a Patent

Haug Partners LLP on

On June 1, 2023, the new European Unified Patent Court (UPC) opened its doors, and enforcement of European patents in (currently) 17 contract member states is now possible with one action. This series of articles – directed...more

Farella Braun + Martel LLP

What Patent Bills Would Mean for Infringement Litigation

Two bills recently introduced in Congress could significantly affect the current patent litigation landscape. The bipartisan bills are titled the Patent Eligibility Restoration Act of 2023 and the Promoting and Respecting...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

[Webinar] 2022 PTAB Year in Review: Analysis and Trends - February 28th, 1:00 pm - 2:00 pm EST

Speakers will offer updates, case summaries, and analysis of the significant 2022 PTAB guidance, actions, and rulings. Topics include: the Director’s 2022 Fintiv guidance, PTAB discretionary denial, the use of applicant...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions

As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more

Jones Day

PGR Estoppel Continues to be Broad and Onerous

Jones Day on

An ITC Administrative Law Judge (ALJ) recently issued an initial determination holding that PGR estoppel prevented GMG Products LLC (Respondent) from raising two prior-art products in the ITC....more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2021 PTAB Year in Review: Analysis & Trends

[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2021 Design Patents Year in Review: Analysis and Trends

This year, we will mark the 10-year anniversary of the first jury verdict in the landmark IP litigation between Apple and Samsung, which resulted in the jury awarding more than $1B to Apple. More than $500M of that award was...more

Jones Day

Use Caution When Mapping Multi-Forum Patentability Attack

Jones Day on

A recent PTAB decision in Sattler Tech Corp. v. Lyu represents an important reminder to carefully review the procedural and substantive requirements for filing a petition for an AIA trial, especially when dealing with...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

PTAB Strategies and Insights - May 2021

The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2020 Decisions

[co-author: Kathleen Wills] Last year, the global COVID-19 pandemic created unprecedented challenges for American courts. By making several changes, however, the U.S. Court of Appeals for the Federal Circuit was able to...more

Jones Day

PGR Estoppel Applies to Unasserted Art

Jones Day on

Due to the relatively low number of post-grant reviews (“PGR”) filed to date, not many district courts have spoken on the scope of PGR estoppel. In GREE, Inc. v. Supercell Oy, No. 2:19-cv-00071 (E.D. Texas), Magistrate Judge...more

Goodwin

Issue Twenty-Nine: PTAB Trial Tracker

Goodwin on

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

Knobbe Martens

Federal Circuit Review - October 2019

Knobbe Martens on

The PTAB Cannot Approve or Deny Certificates of Correction - In Honeywell International, Inc. v. Arkema Inc., Arkema France, Appeal Nos. 2018-1151, -1153, the Patent Trial and Appeal Board (“Board”) does not have the...more

Akin Gump Strauss Hauer & Feld LLP

Invalidity Defenses Will Not Be Stricken at Pleading Stage Despite Defendant’s Earlier PGR Petition

A district court has denied a patent owner’s motion to strike wholesale a defendant’s affirmative defense of invalidity. The key issue in the motion to strike was the application of the estoppel provision of 35 U.S.C. §...more

Akin Gump Strauss Hauer & Feld LLP

Misconduct During IPR May Trigger an Award of Attorneys’ Fees in Related District Court Litigation

A magistrate judge determined that a prevailing party in a district court litigation could be entitled to an award of attorneys’ fees based solely on conduct during an inter partes review (IPR) proceeding. In September...more

Sheppard Mullin Richter & Hampton LLP

Popular Open Source Software under Patent Attack

Sound View Innovations is launching patent attacks against commonly used open source software including jQuery and Apache Hadoop. Sound View is targeting end users of these software components. This is a typical tactic of...more

Jackson Walker

Are Patents Property?

Jackson Walker on

Most people think of “intellectual property” as a type of property. This makes sense because, well, “property” is in the name. However, as lawyers know all too well, the law is never that simple. As it turns out, at least one...more

Mintz - Intellectual Property Viewpoints

Post-Grant Review Chickens Come Home to Roost: The Federal Circuit Clarifies the Effect of Reexamination on Equitable Estoppel and...

The Federal Circuit recently overturned a decision estopping the plaintiff from pursuing its infringement claims in the United States District Court for the Eastern District of Arkansas, and clarified the effect of...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

A Deep Dive in Petition Filing Stats

For the first time in more than two years, we observed an eye-catching quarter-to-quarter dip in the number of new patents challenged at the PTAB. Slightly more than 200 patents were hit with their first PTAB petition between...more

Troutman Pepper

CAFC Finds Another PTAB Claim Construction Unreasonable and Again Reverses an Invalidity Holding

Troutman Pepper on

In an inter partes review (IPR) proceeding, the meaning of terms used in challenged claims of an unexpired patent are given their broadest reasonable interpretation in light of the claim language and the specification. The...more

Troutman Pepper

IPR Estoppel Provisions May Not Be That Scary After All

Troutman Pepper on

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

Troutman Pepper

Affirmative Defense of Invalidity As Part of a Motion to Intervene Does Not Bar Filing of a Subsequent IPR Petition

Troutman Pepper on

According to 35 U.S.C. §315(a), an inter partes review may not be instituted if, before the date on which the petition for such a review is filed, the petitioner or real party in interest filed a civil action challenging the...more

King & Spalding

Intellectual Property Newsletter - September/October 2015

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PTAB Update on Inter Partes Review - On August 19, 2015, the Director of the USPTO released a blog post reporting on the state of post-grant review proceedings created by the Leahy-Smith America Invents Act of 2011 and...more

McDermott Will & Emery

PTAB Petition Must Specifically Explain the Grounds for Invalidity - Apple Inc., v. ContentGuard Holdings, Inc.

In a trio of orders addressing the extent of express explanation required in a petition for post-grant review, the Patent Trial and Appeal Board (PTAB or Board) found each petition defective for lack of explanation regarding...more

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