News & Analysis as of

Patent Litigation Intellectual Property Protection Expert Testimony

McDermott Will & Emery

Equivalence Requires Element-by-Element Proof With Linking Argument

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit affirmed a district court determination that a patent owner had not provided the “particularized testimony and linking argument” required to demonstrate equivalence under the...more

Baker Botts L.L.P.

Intellectual Property Report - August 2024

Baker Botts L.L.P. on

Be an Expert: Precedential PTAB Decision on Conclusory Expert TestimonyStutti TilwaA recent precedential decision from the Patent Trial and Appeal Board (“PTAB”) may serve as a warning for those parties who plan on relying on...more

Baker Botts L.L.P.

Be an Expert: Precedential PTAB Decision on Conclusory Expert Testimony

Baker Botts L.L.P. on

A recent precedential decision from the Patent Trial and Appeal Board (“PTAB”) may serve as a warning for those parties who plan on relying on expert declarations in their inter partes reviews (“IPR”). On August 24, 2022, the...more

McDermott Will & Emery

Is Evidence of All Claimed Elements in Prior Art Enough? Not Without Motivation to Combine

The US Court of Appeals for the Federal Circuit reversed a Patent Trial & Appeal Board obviousness decision, finding that disclosure in the prior art of all recited claim elements across multiple references, without more,...more

Jones Day

PTAB Issues Sanctions for Attempted Extortion During “Settlement Negotiations”

Jones Day on

Director Vidal recently issued sanctions against OpenSky Industries (“OpenSky”) for attempted extortion during settlement negotiations and abuse of the IPR process for US Patent 7,725,759 and awarded $413,264.15 to VLSI...more

Fish & Richardson

Amended FRE 702 on Expert Testimony Effective December 1, 2023

Fish & Richardson on

Experts play a key role in patent litigation as they explain complex technical issues including infringement, validity, and damages to judges and juries. The persuasiveness of their testimony can often mean the difference...more

Knobbe Martens

Federal Circuit Review - October 2023

Knobbe Martens on

Substantial Evidence in Determining Obviousness - In Schwendimann v. Neenah, Inc, Appeal No. 22-1335, the Federal Circuit held that the PTAB’s finding on obviousness is supported by substantial evidence that a skilled...more

Sheppard Mullin Richter & Hampton LLP

Cyntec Company, Ltd. v. Chilisin Electronics Corp., Chilisin America Ltd. Nos. 2022-1873, (Fed. Cir. October 16, 2023)

This case is primarily about the Daubert standard as applied to expert testimony on damages. The Federal Circuit reversed the Northern District of California’s admission of expert testimony on damages, which relied on...more

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

PTAB Strategies and Insights Newsletter - May 2023: Case Highlights: PTAB Precedential and Informative Decisions, Director Review...

This recurring feature highlights any new PTAB precedential and/or informative decisions, any new substantive Director review decisions, and any new substantive decisions issued by the Precedential Opinion Panel (POP). The...more

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

PTAB Strategies and Insights Newsletter - May 2023

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

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions: Almirall, LLC v. Amneal Pharmaceuticals LLC, 28...

Almirall’s patent claims recite: [a]bout 4% w/w of a polymeric viscosity builder comprising acrylamide/sodium acryloyldimethyl taurate copolymer…. The Board instituted an IPR on the patent, where the primary reference...more

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions: Kyocera Senco Indus. Tools v. Int’l Trade Comm’n,...

The patent holder, Kyocera, filed a complaint in the International Trade Commission against Koki in Certain Gas Spring Nailer Prods. & Components Thereof, Inv. No. 337-TA-1082, 2020 WL 2093834 (Apr. 28, 2020). Kyocera’s...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.

[Webinar] Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions - February 2nd, 1:00 pm - 2:00 pm EST

In conjunction with the release of the firm's year-in-review report, speakers will offer case summaries and analysis of the significant 2022 appellate rulings discussed in the report. Topics of the featured intellectual...more

Akin Gump Strauss Hauer & Feld LLP

PTAB Applies Director’s Guidance and Holds that Compelling Evidence of Unpatentability Precludes Fintiv Denial

In an IPR institution decision issued shortly after the USPTO issued interim guidance on discretionary denials, the PTAB held that the petition presented “compelling evidence of unpatentability,” foreclosing a Fintiv...more

Akin Gump Strauss Hauer & Feld LLP

IPR Petition Denied Due to Expert’s Lack of Relevant Experience

A recent board decision denying inter partes review serves as a reminder that an expert opining on obviousness must at least meet the definition of an ordinarily skilled artisan. The patent at issue related to a...more

Knobbe Martens

Expert Testimony That Contradicts Patent Specification Fails to Create a Genuine Issue of Fact in a Patent Eligibility Dispute

Knobbe Martens on

CAREDX, INC. V. NATERA, INC. Before Lourie, Bryson, and Hughes - Summary: Expert testimony that steps of challenged patent claims were unconventional failed to preclude summary judgment of ineligibility where...more

Downs Rachlin Martin PLLC

Means Plus Function – Williamson Removed The “Heavy” Presumption But Dyfan And VDPP Pack Some of the Pounds Back On

When a claim term is construed as a means plus function limitation, the recited “means” is limited to only the specific structures disclosed in the specification for performing the recited function, and a limited range of...more

Sunstein LLP

It’s Not Complicated: Make Sure the Technical Expert You Retain to Testify About Infringement Has Credentials That Match the Level...

Sunstein LLP on

In infringement suits, the patentee must show that each element of a patent claim is infringed either literally by an accused product or infringed under the doctrine of equivalents. Literal infringement means the accused...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.

PTAB Strategies and Insights: January 2022 - Federal Circuit Holds that Your Technical Expert Must be a POSA

In Kyocera Senco Industrial Tools Inc. v. International Trade Commission, the Federal Circuit held in a precedential opinion that expert witnesses must at least have ordinary skill in the art. Because Kyocera’s expert did not...more

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

PTAB Strategies and Insights: January 2022 - Does the Limit Exist?: Negative Limitations in Novartis v. Accord

In an appeal, Novartis Pharmaceuticals v. Accord Healthcare, Inc., the issue of whether a patent provides sufficient written description of a negative limitation split the panel at the Federal Circuit. Novartis...more

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

PTAB Strategies and Insights: January 2022

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

A&O Shearman

Expert Evidence in patent cases: recent guidance from the Bench

A&O Shearman on

As Lord Justice Arnold highlighted in one of his last judgments as a trial judge, the Patents Court “depends on the assistance it receives from expert witnesses”. ...more

Farella Braun + Martel LLP

Insights Into the First Patent Trial in Waco, Texas - MV3 Partners v. Roku

A 7-person jury in Waco, Texas, recently returned its verdict in the first patent trial held before Judge Albright: defense verdict, no finding of infringement. In the MV3 Partners v. Roku dispute, MV3 Partners had sought...more

31 Results
 / 
View per page
Page: of 2

"My best business intelligence, in one easy email…"

Your first step to building a free, personalized, morning email brief covering pertinent authors and topics on JD Supra:
*By using the service, you signify your acceptance of JD Supra's Privacy Policy.
- hide
- hide