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Expert Witness Patents

WilmerHale

Federal Circuit Patent Watch: An Expert Need Not Have Acquired the Requisite Skill Level Prior to the Time of the Invention

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Precedential and Key Federal Circuit Opinions - WISCONSIN ALUMNI RESEARCH FOUNDATION v. APPLE INC. [OPINION] (2022-1884, 8/28/2024) (Prost, Taranto, and Chen) - Prost, J. The Court affirmed two final judgments of the...more

Fenwick & West LLP

Federal Circuit Lays Out When Expert Witnesses in Patent Litigation Must Have Required Expertise

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In patent litigation, expert witnesses play a crucial role in providing specialized knowledge to the court. In a recent case where Osseo Imaging LLC sued Planmeca USA Inc. for patent infringement, the Federal Circuit...more

J.S. Held

Case Law Update: Timing of Technical Expert Analysis of Non-Infringing Alternatives in Smart Path Connections

J.S. Held on

Recent case law may impact the timing of defendant technical expert analysis and opinion regarding non-infringing alternatives in patent infringement litigation. On March 13, 2024, Magistrate Judge Roy S. Payne, in the United...more

Baker Botts L.L.P.

Intellectual Property Report - August 2024

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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

Farella Braun + Martel LLP

What Have We Learned From the First Six Months Under the New Federal Rule of Evidence 702?

As patent practitioners know, Daubert motions can be some of the most hotly contested and pivotal motions in the life of a patent case. These motions are used to exclude testimony from an opponent's expert witness, usually on...more

Akin Gump Strauss Hauer & Feld LLP

District Court: Accused Infringer Bears the Burden of Timely Raising a Non-Infringing Alternatives Theory

In a patent infringement case, the district court granted plaintiff’s motion to strike portions of defendant’s technical expert’s rebuttal report on the basis that defendant failed to timely disclose non-infringing...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

IMS Legal Strategies

[Webinar] The Art of Teaching Complex Technology in Patent Litigation - October 5th, 12:00 pm - 1:00 pm ET

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No matter how complex or arcane the technology in a patent dispute might be, there is always a way to simplify it. Everything can be distilled down into clear, concise, and accurate explanations that judges, juries, and other...more

American Conference Institute (ACI)

[Event] 21st Annual Life Sciences IP Summit - September 27th - 28th, Munich, Germany

Hosted by C5 Group, the 21st Annual Life Sciences IP Summit returns for another exciting year with curated programming with speakers from the pharma, biotech and medical device industries that will provide practical insights...more

IMS Legal Strategies

IMS Expert Insights: An Expert Witness Perspective on Inter Partes Review of Patents

IMS Legal Strategies on

An inter partes review (or IPR) of a patent is a trial proceeding conducted by the Patent Trial and Appeal Board (PTAB) when there is a challenge to patentability. The procedure for conducting IPRs took effect in 2012 and...more

Morgan Lewis

USPTO Director Designates Precedential Decision on Conclusory Expert Declarations

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Director of the US Patent and Trademark Office (USPTO) Kathi Vidal recently designated as precedential a decision by the Patent Trial and Appeal Board (PTAB) rejecting the petitioner’s invalidity challenge, since it was based...more

McDonnell Boehnen Hulbert & Berghoff LLP

Cornell Research Foundation, Inc. v. Vidal (Fed. Cir. 2022)

Last month in Cornell Research Foundation, Inc. v. Vidal, the Federal Circuit affirmed the Patent Trial and Appeal Board's determinations in six inter partes review proceedings that invalidated the challenged claims for being...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: Expert Bad Behavior: The Problem and Potential Solutions

Imagine sitting in a conference room with your carefully crafted set of questions for a deposition, and you are exploring the basis for an opposing expert’s opinions. But instead of giving thoughtful answers, the expert...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

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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

Ward and Smith, P.A.

Stay in Your Lane: Defining the Scope of an IPR Deposition

Ward and Smith, P.A. on

The regulations governing discovery in an inter partes review ("IPR") proceeding do not provide for the same methods of discovery available in a patent infringement lawsuit. As such, when opportunities for discovery...more

Mintz - Intellectual Property Viewpoints

Patent Owner Tip #2 for Surviving An Instituted IPR: Don’t Swing for the Fences in IPR Depositions

As discussed in our previous post, one of the most critical tasks for Patent Owners during the Inter Partes Reviews (“IPR”) discovery period is deposing the Petitioner’s expert. Since IPR depositions are treated differently...more

Smart & Biggar

Federal Court continues recent trend of granting summary judgment in appropriate patent proceedings

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In a recent decision, Flatwork Technologies LLC v Brierley (2020 FC 997), the Federal Court granted summary judgment in favour of the Plaintiff, Flatwork Technologies, LLC (Flatwork), in respect of its patent impeachment...more

Smart & Biggar

New Federal Court Guidelines for Complex Proceedings consolidate and update previous guidelines

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Update: The Federal Court updated the Guidelines on May 18, 2021, which can be found here. The Federal Court has released a new consolidated practice direction, Case and Trial Management Guidelines for Complex...more

McDonnell Boehnen Hulbert & Berghoff LLP

Sherwin-Williams Co. v. PPG Industries, Inc. (W.D. Pa. 2020)

Earlier this month, in Sherwin-Williams Co. v. PPG Industries, Inc., Special Master Henry M. Sneath issued a Report and Recommendation in the U.S. District Court for the Western District of Pennsylvania that a motion by...more

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