News & Analysis as of

Evidence Patent Invalidity

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

[Webinar] Developments in IPR Estoppel - December 5th, 1:00 pm - 2:00 pm EST

Director Jason A. Fitzsimmons and Counsel Richard A. Crudo will present the “Developments in IPR Estoppel” webinar on Tuesday, December 5, 2023, at 1:00 PM ET. The possibility of being estopped from asserting prior art in...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

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

Knobbe Martens

When an Unmet Need May Not Be Enough

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ADAPT PHARMA OPERATIONS LTD. V. TEVA PHARMS. USA, INC. Before Newman, Prost, and Stoll. Appeal from the United States District Court for the District of New Jersey. Summary: Recent attempts by competitors to achieve...more

Jones Day

PTAB Denies IPR Institutions Without Patent Owner Rebuttal Evidence

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It is no secret that the Patent Trial and Appeal Board (PTAB) often leverages its discretionary denial powers to deny inter parties review (IPR) petitions.  The PTAB has discretionarily denied IPR petitions, for example, due...more

Jones Day

PTAB Permits Incorporation by Reference in Expert Declaration

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The first step in requesting an inter partes review (IPR) of a granted patent is the filing of a petition before the Patent Trial and Appeal Board (PTAB), in which the petitioner states the grounds for the invalidity of the...more

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

PTAB Strategies and Insights - September 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

Goodwin

Issue 34: PTAB Trial Tracker

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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

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

PTAB Strategies and Insights - July 2021: What Court Stipulations Persuade the PTAB in Petitioners’ and Patent Owners’ Favor on...

Petitioners and Patent Owners alike have started filing stipulations in district court and at the International Trade Commission to leverage the Fintiv factors in their favor on the issue of discretionary denial at the Patent...more

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

PTAB Strategies and Insights - July 2021

[co-author: Jay Bober, Summer Associate] 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...more

Haug Partners LLP

Federal Circuit Affirms Invalidity of Nanopore Sequencing Patents for Failing to Enable, and Affirms Denial of New Trial on the...

Haug Partners LLP on

On May 11, 2021, the Federal Circuit affirmed the District Court of Delaware’s judgment that patents belonging to Pacific Biosciences of California (“PacBio”) were invalid for lack of enablement under 35 U.S.C. § 112. A...more

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

PTAB Strategies and Insights - March 2021: Timely Action Required To Avoid Equitable Intervening Rights

In John Bean, the patent owner’s only competitor, Morris & Associates, responded to a demand letter with evidence of invalidity. John Bean Technologies Corporation v. Morris & Assocs. Inc., Cases 2020-1090, 2020-1148, Slip...more

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

PTAB Strategies and Insights - March 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

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

PTAB Strategies and Insights - October 2020: Petitioner Beware - No Cure For Missed Filing Requirements

Petitioners beware – the Board holds you to what is submitted on filing day for required documents. In Shenzhen Aurora Technology Company, Ltd. v. Putco, Inc., IPR2020-00670, “[t]he Petition relies on foreign language...more

Goodwin

ITC 337 Quarterly Insider Q2 2020

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Goodwin’s 337 Quarterly Insider remains the premiere publicly available source for keeping up to date on all meaningful decisions coming out of the Commission. Please find below Goodwin’s insights on the months of April, May,...more

Akin Gump Strauss Hauer & Feld LLP

District Court: Prosecution History Context Defeats Written Description Requirement

The District Court for the Northern District of West Virginia recently found method of treatment claims directed to treating a specific disease at a specific dose invalid for lack of written description based on the context...more

Knobbe Martens

Non-Expert Testimony on Obviousness Is Inadmissible

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HVLPO2, LLC v. OXYGEN FROG, LLC - Before Newman, Moore, and Chen. Appeal from the United States District Court for the Northern District of Florida. Summary: It is an abuse of discretion to permit a witness to testify...more

Akin Gump Strauss Hauer & Feld LLP

Far-Reaching Effect of IPR Estoppel Dooms Invalidity Defense Based on Prior Art Product

Chief Judge Stark granted a patent owner’s motion for summary judgment of inter partes review (IPR) estoppel, holding that obviousness defenses based on a prior art product could not be asserted because a prior art...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - December 2019 #4

PATENT CASE OF THE WEEK - Persion Pharms. LLC v. Alvogen Malta Operations Ltd., Appeal No. 2018-2361 (Fed. Cir. Dec. 27, 2019) - In this week’s Case of the Week, the Federal Circuit affirmed a district court judgment...more

Knobbe Martens

Drug Treatment May Be Obvious Even When FDA Is Unconvinced It Is Safe and Effective

Knobbe Martens on

PERSION PHARMACEUTICALS LLC v. ALVOGEN MALTA OPERATIONS LTD. Before O’Malley, Reyna, and Chen.  Appeal from the U.S. District Court for the District of Delaware. Summary:  The FDA’s acceptance of safety data for a...more

McDermott Will & Emery

Unrebutted Declaration Supports Public Availability of Prior Art

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Addressing the evidentiary showing necessary to prove whether a foreign publication is publicly available, the US Court of Appeals for the Federal Circuit found that the Patent Trial and Appeal Board (PTAB) did not abuse its...more

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

PTAB Strategies and Insights - November 2019: The Board's Reliance on Expert's Conclusory Statements May Not Meet Substantial...

In a recent precedential decision, TQ Delta, LLC v. Cisco Systems, Inc., the Federal Circuit reversed a pair of USPTO inter partes review proceedings that invalidated all claims of two related U.S. patents because “the...more

Bradley Arant Boult Cummings LLP

Federal Circuit Affirms PTAB’s Admission of Late Evidence on Public Accessibility of Prior Art - Intellectual Property News

On Thursday of last week in Telefonaktiebolaget LM Ericsson v. TCL Corporation, the Federal Circuit affirmed two Patent Trial and Appeal Board (PTAB) decisions (IPR2015-01584 and IPR2015-01600) finding that a single claim in...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

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