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Appeals Expert Testimony Expert Witness

McDermott Will & Schulte

En Banc Federal Circuit Cools Damages Award Because of Improper Expert Testimony

In an en banc decision in EcoFactor, Inc. v. Google LLC, the US Court of Appeals for the Federal Circuit concluded that the district court abused its discretion by admitting testimony from a damages expert that a lump-sum...more

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

Federal Circuit in EcoFactor, Inc. v. Google LLC Probes the Limits for Gatekeeping Damages Testimony

Last week, in EcoFactor, Inc. v. Google LLC, the Federal Circuit issued its first en banc decision in a utility patent case in several years. The case involves the gatekeeping function of district courts vis-à-vis expert...more

Greenbaum, Rowe, Smith & Davis LLP

New Jersey Supreme Court Opinion Refines Affidavit of Merit Requirements for Malpractice Case Against Physician Certified in...

In another in the seemingly endless series of decisions parsing the interpretation of the statutory requirements for an affidavit of merit in medical liability claims, on January 22, 2025 the New Jersey Supreme Court issued...more

Faegre Drinker Biddle & Reath LLP

Foundation, Not Façade — The Fifth Circuit Affirms the Proper Basis Requirement for Admissibility of Expert Opinions in Newsome v....

In a toxic tort case, plaintiffs must establish general causation. If a substance is incapable of causing the type of injury plaintiff claims, then it certainly didn’t cause theirs. Under Texas law, toxic tort plaintiffs must...more

Marshall Dennehey

Supreme Court of New York, Appellate Division Reversed Jury Verdict to Dismiss Complaint, Finding the Supreme Court Exercised...

Marshall Dennehey on

Deliz v. Julia Rose Transport, --- N.Y.S.3d --- (N.Y. App. Div. 2d Dept. 2024) - In Deliz, the plaintiff presented an expert witness to testify that the most likely cause of the motor vehicle accident was that the defendant...more

Faegre Drinker Biddle & Reath LLP

Eleventh Circuit Holds Expert Qualified in Surgical Tool Suit Despite Lack of Experience Using the Product

The Eleventh Circuit recently reinstated a case alleging a surgical tool caused internal burns during a hysterectomy surgery, holding that the district court erred in disqualifying an expert on the basis that he had never...more

Sunstein LLP

FanDuel Learns the Hard Way: An IPR Challenge to Any Patent Claim May be Lost if Not Comprehensive and Rigorous Enough

Sunstein LLP on

As we demonstrated in our own successful appeal, Arendi S.A.R.L. v. Apple Inc. (Fed. Cir. 2016), a petition for inter partes review (“IPR”) may fail when an expert declaration lacks detailed explanation. An expert’s...more

Miles & Stockbridge P.C.

Maryland's Highest Court Issues Landmark Decision Adopting Daubert Admissibility Standard

The Court of Appeals stepped in for Hollywood last week to make sure Marylanders (or, at least, Maryland litigators) did not go the whole summer without a blockbuster. In Rochkind v. Stevenson II (“Stevenson II”), Judge...more

Rumberger | Kirk

Daubert Applies Retroactively, Explains Fourth DCA

Rumberger | Kirk on

The Fourth District Court of Appeal recently issued a reminder that Daubert is the standard for all disputes regarding admissibility of expert testimony in Florida, and applies retroactively even where Frye was the standard...more

Knobbe Martens

Non-Expert Testimony on Obviousness Is Inadmissible

Knobbe Martens on

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

Faegre Drinker Biddle & Reath LLP

Hierarchy of Scientific Evidence Reigns Supreme: NJ Appellate Division Affirms Exclusion of Experts in Accutane Litigation

In In re: Accutane Litigation (A-4952-16T1) — an appeal decided just 10 days after oral argument — the New Jersey Appellate Division applied the New Jersey Supreme Court’s landmark decision In re Accutane Litigation, 234 N.J....more

Harris Beach Murtha PLLC

Court Decision Highlights Key Role of Expert Witness in Food Manufacturer Suits

The Appellate Division of New York, Second Department, recently upheld a lower court’s decision denying a defendant manufacturer’s application to perform destructive testing on a plastic object surgically removed from...more

Snell & Wilmer

That’s Common Knowledge! Failure to Designate an Expert Witness in a Professional Negligence Case is Not Fatal Where “Common...

Snell & Wilmer on

In reversing summary judgment for defendants, the California Fourth District Court of Appeal recently held that homeowners suing their real estate broker for negligence did not need an expert witness to establish the elements...more

White and Williams LLP

Minnesota “Fryes” the Difference Between Novel Scientific Theory and Novel Science

White and Williams LLP on

In re 3M Bair Hugger Litig., 2019 Minn. App. LEXIS 11, the Minnesota Court of Appeals analyzed the applicable standard for determining whether or not expert opinion testimony based on a novel scientific theory is admissible....more

Payne & Fears

Key California Employment Law Cases: December 2018

Payne & Fears on

This month’s key employment law cases address meal periods and payment of wages....more

Miles & Stockbridge P.C.

Maryland Continues “Drift” Toward Daubert

Is Maryland drifting toward Daubert? The Court of Special Appeals of Maryland seemed to confirm (or re-confirm) this as recently as in Sissoko v. State. ...more

Proskauer - Minding Your Business

Is the Frye Standard Making a Comeback in Florida?

On July 11, 2017, the Florida Supreme Court accepted jurisdiction of a case in which it is expected to finally decide, conclusively, whether Florida courts are to apply the Frye or Daubert standard to determine admissibility...more

Butler Weihmuller Katz Craig LLP

Butler Quarterly - Winter 2017

Two recent federal cases highlight the challenges practitioners face in presenting expert claims handling testimony in bad faith litigation under the Daubert standard. In the first case, a court excluded such expert testimony...more

Carlton Fields

What Exactly Was Excluded? Proffering Expert Opinions to Preserve Daubert/Frye Challenges

Carlton Fields on

Most practitioners would agree that, if the court excludes an expert based on a Daubert challenge—and that is the only expert opining on a subject—then in most instances there should be no need to proffer the expert’s...more

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